Book appointments automatically from a voice call or message

flowchart TD trig>"voice call or message received"]:::trig s0["transcribe audio to text"]:::task s1["extract booking details"]:::task s2["check calendar availability"]:::task s3["send confirmation message"]:::svc trig --> s0 s0 --> s1 s1 --> s2 gx{"× is the slot open"}:::gate s2 --> gx p00["book the appointment"]:::task gx -->|"slot available"| p00 p10["suggest alternate times"]:::task gx -->|"slot taken"| p10 jn{"○ confirmation sent"}:::gate p00 --> jn p10 --> jn jn --> s3 out[/"appointment booked and confirmed"/]:::out pay{{"no missed bookings from unanswered calls"}}:::pay s3 --> out 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