# Terminbuchung Interview with aspern.mobil LAB

> Vielen Dank für Ihr Interesse! Um an der Mobilitätsstudie teilzunehmen, bitten wir Sie einen Termin für das Interview zu wählen. Damit leisten Sie einen wesentlichen Betitrag zur Entwicklung der Seestadt aspern. Das Interview wird im Raum für Nachbarschaft (HEDI, Sonnenallee 26) stattfinden. Wir freuen uns über Ihre Teilnahme!

- Host: aspern.mobil LAB
- Duration: 30 min
- Location: Sonnenallee 26
- Host time zone: Europe/Vienna
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/aspernmobillab/terminbuchung-interview
- Event type id: 4525654

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=4525654&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": 4525654,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "location": {
    "type": "attendeeAddress",
    "address": "…"
  },
  "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 required: `location.address` is the attendee’s own.