# Erstgespräch, 30 Minuten with Anna Götting

> Wir klären, was bei dir gerade los ist und ob ich für dein Thema die Richtige bin. Am Ende sage ich dir, was ich vorschlagen würde. Das Gespräch kostet nichts, und danach bist du zu nichts verpflichtet.

- Host: Anna Götting
- Duration: 30 min
- Location: Google Meet
- Host time zone: Europe/Berlin
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/annagoetting/erstgespraech
- Event type id: 5309471

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5309471&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": 5309471,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…",
    "attendeePhoneNumber": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `notes` (Euer Thema & Buchungsfragen)
- Optional fields: `attendeePhoneNumber` (Phone number), `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.