# TRE introduction talk with Camille Tre provider

> Curious about TRE but want to chat first? I'm offering free 15-minute video calls for anyone who'd like to learn more about TRE (Tension & Trauma Releasing Exercises), how it works, what to expect, and whether it might be a good fit for you. No pressure, just a relaxed conversation. Whether you're dealing with stress, chronic tension, or simply feeling curious, this is a chance to ask your questions one-on-one. Pick a time that works for you and let's connect. Looking forward to meeting you 🤍

- Host: Camille Tre provider
- Duration: 15 min
- Location: Cal Video
- Host time zone: Asia/Phnom_Penh
- Confirmation: Bookings are confirmed instantly.
- Payment: required, and collected on the booking page.
- Booking page: https://cal.com/camille-tre-provider-rbp2mo/tre
- Event type id: 5973626

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5973626&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": 5973626,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `notes` (Additional notes), `guests` (Add guests)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.