# Llamada de 15 minutos with Daniel Suarez

> Me cuentas tu caso y en 15 minutos te digo si un agente de voz encaja en tu empresa. Si no encaja, te lo digo en la misma llamada.

- Host: Daniel Suarez
- Duration: 15 min
- Location: Attendee phone number
- Host time zone: Europe/Madrid
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/daniel-suarez-ia/llamada-web
- Event type id: 7223755

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7223755&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": 7223755,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "location": {
    "type": "attendeePhone",
    "phone": "…"
  },
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "llamadas_dia": "…"
  }
}
```

- Required fields: `name` (Nombre y apellidos), `email` (Correo), `attendeePhoneNumber` (Teléfono), `llamadas_dia` (¿Cuántas llamadas recibís al día?)
- 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.
- `location` is required: `location.phone` is the attendee’s own.