# Umsetzungsgespräch with Lukas Stanzl

> Ein erstes Gespräch, um zu prüfen, wo zwischen Wissen, Empfehlungen und Alltag die eigentliche Umsetzungslücke liegt. Geeignet für Gesundheitsanbieter und Endkunden, die Gesundheit nicht nur verstehen, sondern langfristig stabil in den Alltag integrieren möchten.

- Host: Lukas Stanzl
- Duration: 30 min
- Location: Google Meet
- Host time zone: Europe/Berlin
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/lukas-stanzl-fzilqy/umsetzungsgesprach
- Event type id: 5793010

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5793010&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": 5793010,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "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.