Tableflow — Incoming Message Handler

The workflow JSON

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{
  "name": "TableFlow \u2014 Incoming Message Handler",
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "incoming-message",
        "responseMode": "responseNode",
        "options": {}
      },
      "id": "n8n-node-webhook",
      "name": "Incoming Message Webhook",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 1,
      "position": [
        240,
        300
      ],
      "notes": "Receives messages from email parsers, Twilio SMS, WhatsApp Business API, etc."
    },
    {
      "parameters": {
        "jsCode": "const body = $input.first().json.body;\n\n// Normalize different message source formats\nconst message = body.text || body.Body || body.message || body.content || '';\nconst from    = body.from || body.From || body.sender || '';\nconst channel = body.channel || (body.From ? 'sms' : 'email');\n\nif (!message.trim()) {\n  return [{ json: { error: 'Empty message', skip: true } }];\n}\n\nreturn [{\n  json: {\n    raw_message: message,\n    from_contact: from,\n    channel: channel,\n    received_at: new Date().toISOString()\n  }\n}];"
      },
      "id": "n8n-node-normalize",
      "name": "Normalize Message",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        460,
        300
      ]
    },
    {
      "parameters": {
        "conditions": {
          "boolean": [
            {
              "value1": "={{ $json.skip }}",
              "value2": true
            }
          ]
        }
      },
      "id": "n8n-node-skip-check",
      "name": "Skip Empty?",
      "type": "n8n-nodes-base.if",
      "typeVersion": 1,
      "position": [
        680,
        300
      ]
    },
    {
      "parameters": {
        "url": "={{ $env.N8N_BASE_URL }}/webhook/ai-classifier",
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "message",
              "value": "={{ $json.raw_message }}"
            },
            {
              "name": "channel",
              "value": "={{ $json.channel }}"
            },
            {
              "name": "from",
              "value": "={{ $json.from_contact }}"
            }
          ]
        },
        "options": {
          "timeout": 30000
        }
      },
      "id": "n8n-node-classify",
      "name": "Call AI Classifier",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4,
      "position": [
        900,
        220
      ]
    },
    {
      "parameters": {
        "conditions": {
          "string": [
            {
              "value1": "={{ $json.intent }}",
              "value2": "new_reservation"
            }
          ]
        }
      },
      "id": "n8n-node-intent-check",
      "name": "Is New Reservation?",
      "type": "n8n-nodes-base.if",
      "typeVersion": 1,
      "position": [
        1120,
        220
      ]
    },
    {
      "parameters": {
        "url": "={{ $env.POCKETBASE_URL }}/api/collections/reservations/records",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        },
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "restaurant_id",
              "value": "={{ $env.DEFAULT_RESTAURANT_ID }}"
            },
            {
              "name": "guest_name",
              "value": "={{ $('Call AI Classifier').item.json.name || $('Normalize Message').item.json.from_contact }}"
            },
            {
              "name": "guest_phone",
              "value": "={{ $('Call AI Classifier').item.json.phone || '' }}"
            },
            {
              "name": "guest_email",
              "value": "={{ $('Call AI Classifier').item.json.email || '' }}"
            },
            {
              "name": "party_size",
              "value": "={{ $('Call AI Classifier').item.json.party_size || 2 }}"
            },
            {
              "name": "reserved_at",
              "value": "={{ $('Call AI Classifier').item.json.datetime || '' }}"
            },
            {
              "name": "duration_minutes",
              "value": "90"
            },
            {
              "name": "status",
              "value": "pending"
            },
            {
              "name": "source",
              "value": "ai_classified"
            },
            {
              "name": "ai_confidence",
              "value": "={{ $('Call AI Classifier').item.json.confidence || 0 }}"
            },
            {
              "name": "notes",
              "value": "=Auto-created from {{ $('Normalize Message').item.json.channel }} message: {{ $('Normalize Message').item.json.raw_message.slice(0, 200) }}"
            }
          ]
        },
        "options": {}
      },
      "id": "n8n-node-create-reservation",
      "name": "Create Reservation in PocketBase",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4,
      "position": [
        1340,
        140
      ]
    },
    {
      "parameters": {
        "respondWith": "json",
        "responseBody": "={{ JSON.stringify({ received: true, intent: $('Call AI Classifier').item.json.intent, message: 'Your request has been received and will be processed shortly.' }) }}"
      },
      "id": "n8n-node-respond",
      "name": "Respond to Sender",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1,
      "position": [
        1560,
        220
      ]
    }
  ],
  "connections": {
    "Incoming Message Webhook": {
      "main": [
        [
          {
            "node": "Normalize Message",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Normalize Message": {
      "main": [
        [
          {
            "node": "Skip Empty?",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Skip Empty?": {
      "main": [
        [],
        [
          {
            "node": "Call AI Classifier",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Call AI Classifier": {
      "main": [
        [
          {
            "node": "Is New Reservation?",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Is New Reservation?": {
      "main": [
        [
          {
            "node": "Create Reservation in PocketBase",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Respond to Sender",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Create Reservation in PocketBase": {
      "main": [
        [
          {
            "node": "Respond to Sender",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  },
  "meta": {
    "notes": "Receives incoming reservation messages from any channel (email, SMS, WhatsApp). Normalizes the message, calls the AI classifier workflow, and if intent is 'new_reservation', creates it in PocketBase automatically. Webhook URL: POST http://<n8n-host>:5678/webhook/incoming-message"
  }
}

About this workflow

TableFlow — Incoming Message Handler. Uses httpRequest. Webhook trigger; 7 nodes.

Source: https://github.com/SanchezAlbaladejoPablo/tableflow/blob/72a4c27d1469a2f43764787cd24332c050448e9d/automations/n8n/incoming-message-handler.json — original creator credit. Request a take-down →

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