# Beratungsgespräch with Into the Blue Diving

> Du möchtest gerne deine eigene Tauchausrüstung aufwerten, interessierst dich einfach für ein gewisses Produkt oder bist bereit für einen weiteren Kurs? Dann kommt mit deinen Fragen bei uns vorbei! Wir freuen uns auf dich.

- Host: Into the Blue Diving
- Duration: 45 min
- Location: In Person (Organizer Address)
- Host time zone: Europe/Zurich
- Confirmation: The host confirms each booking; it stays pending until they accept it.
- Booking page: https://cal.com/intothebluediving.ch/beratung
- Event type id: 3985034

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=3985034&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": 3985034,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "titel": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `attendeePhoneNumber` (Phone number), `titel` (Für was interessierst du dich?)
- Optional fields: `notes` (Additional notes)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.
- A successful response is a pending booking request.