# Sesión gratuita Mentoría 1:1 with Raúl Castilla Bravo

> ¡Hola! Esta sesión es para que veamos cuáles son tus objetivos. Yo te diré si puedo ayudarte y te daré los primeros pasos para que puedas decidir si quieres continuar con la mentoría.

- Host: Raúl Castilla Bravo
- Duration: 30 min
- Location: Google Meet
- Host time zone: Europe/Madrid
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/raulcastillabravo/mentorias
- Event type id: 6764690

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=6764690&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": 6764690,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "cuentame-un-poco-sobre-ti": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `cuentame-un-poco-sobre-ti` (Cuéntame un poco sobre ti)
- Optional fields: none
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.