{"product_id":"cal-com-no-show-webhook-to-highlevel-crm-whatsapp-sheets","title":"Cal.com No-Show Webhook to HighLevel CRM + WhatsApp + Sheets","description":"\u003ch3\u003eTurn Cal.com no-shows into fast reschedules—automatically\u003c\/h3\u003e\n\u003cp\u003eThis n8n workflow listens for \u003cstrong\u003eCal.com no-show webhooks\u003c\/strong\u003e, updates the matching contact in \u003cstrong\u003eHighLevel (GoHighLevel)\u003c\/strong\u003e, logs each no-show in \u003cstrong\u003eGoogle Sheets\u003c\/strong\u003e, and—only when appropriate—sends the attendee a \u003cstrong\u003eWhatsApp reschedule link\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReceives Cal.com no-show events\u003c\/strong\u003e via a POST webhook (configured at the workflow’s \u003ccode\u003e\/cal-noshow\u003c\/code\u003e path).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFetches full booking details\u003c\/strong\u003e from the Cal.com API, extracting attendee name, email, phone, booking UID, and the time slot.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrevents duplicate processing\u003c\/strong\u003e by checking the Google Sheets \u003ccode\u003eNoShowLog\u003c\/code\u003e tab for an existing \u003ccode\u003ebookingUid\u003c\/code\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUpdates HighLevel contacts\u003c\/strong\u003e by looking up the attendee in HighLevel using their email. If found, it updates custom fields to set a \u003cem\u003eno_show flag\u003c\/em\u003e and increments a \u003cem\u003eno_show_count\u003c\/em\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLogs the no-show event\u003c\/strong\u003e to Google Sheets (timestamp, slot details, booking UID, contact details, and no-show count).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSends a WhatsApp reschedule message\u003c\/strong\u003e when the attendee’s \u003cstrong\u003eno_show_count is below 3\u003c\/strong\u003e, including a Cal.com reschedule link containing the booking UID.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eService businesses using Cal.com who want an automatic no-show follow-up without manual outreach.\u003c\/li\u003e\n  \u003cli\u003eTeams managing leads in HighLevel who need a reliable record of no-shows for reporting and outreach logic.\u003c\/li\u003e\n  \u003cli\u003eSaaS operators who want database-style deduplication using Google Sheets to avoid repeated webhook side effects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCal.com webhook\u003c\/strong\u003e intake (webhook node at \u003ccode\u003e\/cal-noshow\u003c\/code\u003e)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCal.com API\u003c\/strong\u003e fetch for booking details\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGoogle Sheets\u003c\/strong\u003e OAuth2 integration with a \u003ccode\u003eNoShowLog\u003c\/code\u003e tab and \u003ccode\u003ebookingUid\u003c\/code\u003e column\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHighLevel (GoHighLevel)\u003c\/strong\u003e OAuth2 contact lookup and custom field updates\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWhatsApp\u003c\/strong\u003e messaging with a reschedule link (threshold: \u003cem\u003eno_show_count \u0026lt; 3\u003c\/em\u003e)\u003c\/li\u003e\n  \u003cli\u003eWorkflow logic using nodes such as \u003cstrong\u003eif\u003c\/strong\u003e, \u003cstrong\u003eset\u003c\/strong\u003e, and \u003cstrong\u003eno op\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":45938223349939,"sku":"N8N-19026","price":42.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/xY5SCKHYVKaZKnfpsHP6t_vPWw42HN.png?v=1788340418","url":"https:\/\/buyflowscripts.com\/products\/cal-com-no-show-webhook-to-highlevel-crm-whatsapp-sheets","provider":"N8N Commerce","version":"1.0","type":"link"}