Turn WhatsApp messages into booked appointments with SMS reminders

flowchart TD trig>"whatsapp booking message received"]:::trig s0["chat to confirm details"]:::svc s1["check calendar availability"]:::svc s2["book the appointment"]:::task s3[("log appointment record")]:::store trig --> s0 s0 --> s1 s1 --> s2 s2 --> s3 gx{"+ what to send after booking"}:::gate s3 --> gx p00["send whatsapp confirmation"]:::task gx -->|"confirmation now"| p00 p10["send sms reminder"]:::task gx -->|"reminder before visit"| p10 p00 --> out p10 --> out out[/"appointment booked with reminders sent"/]:::out pay{{"stop losing bookings and no-shows"}}:::pay out --> pay classDef task fill:#e7f6fe,stroke:#34b8f0,color:#2c2a29 classDef svc fill:#f6f8fa,stroke:#7c8795,color:#2c2a29 classDef mi fill:#e7f6fe,stroke:#0079a8,color:#2c2a29,stroke-width:2px classDef human fill:#fff,stroke:#0079a8,color:#0079a8 classDef store fill:#f6f8fa,stroke:#0079a8,color:#2c2a29 classDef trig fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigtime fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigdata fill:#8ad4f5,stroke:#0079a8,color:#06314c,font-weight:bold classDef gate fill:#fff,stroke:#e8a23d,color:#6b4708,font-weight:bold classDef out fill:#1f9d6b,stroke:#167a53,color:#fff,font-weight:bold classDef pay fill:#06314c,stroke:#021f33,color:#fff