# Sesión/ Sessão informativa - Informative Briefing with Natalia Brage

> Si te interesa evaluar cómo Immunocal puede mejorar tu salud y bienestar o estás atravesando una situación en tu vida que te está desafiando … te propongo opciones… Se te interessa avaliar como o Immunocal pode melhorar a tua saúde e bem-estar, ou se estás a passar por uma fase desafiante na tua vida, proponho-te algumas opções… If you're interested in assessing how Immunocal can improve your health and well-being, or if you're going through a challenging time in your life, I can offer you some options…

- Host: Natalia Brage
- Duration: 15 min
- Location: Cal Video, Attendee phone number
- Host time zone: Europe/Lisbon
- Confirmation: The host confirms each booking; it stays pending until they accept it.
- Booking page: https://cal.com/nataliabrage/charla-informativa
- Event type id: 260820

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=260820&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": 260820,
  "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.
- `location` is optional; without it the booking uses the event’s first location.
- A successful response is a pending booking request.