音声による予約自動リマインダー

• •Googleアカウント + Gmail API認証情報
• •ターゲットAPIの認証情報が必要な場合あり
• •OpenAI API Key

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      "parameters": {
        "width": 260,
        "height": 120,
        "content": "## ElevenlabsAPI key\n**Click** to get your Elevenlabs  API key. [Elevenlabs](https://try.elevenlabs.io/text-audio)"
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        "content": "## Gmail API Credentials  \n**Click here** to view the [documentation](https://docs.n8n.io/integrations/builtin/credentials/google/) and configure your access permissions for the Google Gmail API."
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      "parameters": {
        "width": 300,
        "height": 140,
        "content": "## Calendar API Credentials  \n**Click here** to view the [documentation](https://docs.n8n.io/integrations/builtin/credentials/google/) and configure your access permissions for the Google Calendar API."
      },
      "typeVersion": 1
    },
    {
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      "name": "音声リマインダー生成",
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      "parameters": {
        "url": "https://api.elevenlabs.io/v1/text-to-speech/JBFqnCBsd6RMkjVDRZzb",
        "method": "POST",
        "options": {},
        "sendBody": true,
        "sendQuery": true,
        "authentication": "genericCredentialType",
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              "name": "text",
              "value": "={{ $json.output.message }}"
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        "genericAuthType": "httpCustomAuth",
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        "sendTo": "={{ $('Get Appointments').item.json.attendees[0].email }}",
        "message": "=👇 Information for tomorrow 🗣️",
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          "senderName": "John Carpenter",
          "attachmentsUi": {
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          "appendAttribution": false
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      "name": "メッセージ作成",
      "type": "@n8n/n8n-nodes-langchain.chainLlm",
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      "parameters": {
        "text": "=name: {{ $json.summary }}\ntime: {{ $json.start.dateTime }}\naddress: {{ $json.location }}\nToday's date: {{ $now }}",
        "messages": {
          "messageValues": [
            {
              "message": "=You are an assistant. You will create a structured message in JSON.\n\n**\nmessage:\nGenerate a voice script reminder for a real estate appointment. The message should be clear, professional, and engaging.\n\nIt must include:\n1. The recipient's name.\n2. The date and time of the appointment, expressed naturally (e.g., at noon, quarter past noon, half past three, quarter to five).\n3. The complete address of the property, expressed naturally (e.g., 12 Baker Street in London, Madison Avenue in New York, 5 Oakwood Drive in Los Angeles).\n4. A mention of the sender: Mr. John Carpenter from Super Agency.\n5. A confirmation sentence or an invitation to contact if needed.\n\nInput variables:\n• Recipient's name (prefixed with Mr. or Ms.)\n• Time: Appointment time\n• Address: Complete property address (only the street, number, and city; not the postal code)\n\nThe tone should be cordial and professional, suitable for an automated voice message.\n\nExample expected output: \"Hello Mrs. Richard, this is Mr. John Carpenter from Super Immo Agency.\nI am reminding you of your appointment scheduled for tomorrow at 8:15, at 63 Taverniers Road in Talence. If you have any questions or need to reschedule, please do not hesitate to contact me. See you tomorrow and have a great day!\"\n\n**\nmail_object: a very short email subject\nExample: Your appointment reminder for tomorrow"
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        "promptType": "define",
        "hasOutputParser": true
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      "name": "予約取得",
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        "limit": 2,
        "options": {},
        "timeMax": "={{ $now.plus({ day: 2 }) }}",
        "calendar": {
          "__rl": true,
          "mode": "list",
          "value": "mymail@gmail.com",
          "cachedResultName": "mymail@gmail.com"
        },
        "operation": "getAll"
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