# Coaching transition pro - 1H15 - Visio - 70€ with Guillaume BOUCETTI - Coach évolution pro.

> CONCRÉTISER VOTRE PROJET DE CHANGEMENT. Une envie d'évolution, une transition à piloter… mais besoin de structure ? Un accompagnement ciblé pour définir un objectif clair et bâtir un plan d'action concret. Repartez avec la méthodologie, les outils et la motivation nécessaires pour concrétiser votre projet rapidement.

- Host: Guillaume BOUCETTI - Coach évolution pro.
- Duration: 75 min
- Location: WhatsApp
- Host time zone: Europe/Paris
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/guillaume.boucetti/coaching-transition-pro-1h15-visio-70
- Event type id: 6553454

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=6553454&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

```http
POST https://api.cal.com/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 6553454,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "notes": "…",
    "Notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `attendeePhoneNumber` (Phone number), `notes` (Informations complémentaires), `Notes` (Règlement par virement :)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.