# Intro Call 👋 with Kolja Pitz

> A focused strategy session to discuss your project, technology, or product idea. In this call we review your current situation, explore strategic options, and identify potential next steps for collaboration. German or english.

- Host: Kolja Pitz
- Duration: 30 min
- Location: Zoom Video
- Host time zone: Europe/Berlin
- Confirmation: The host confirms each booking; it stays pending until they accept it.
- Booking page: https://plateau-candy.cal.com/kp/intro
- Event type id: 217782

## Check availability

```http
GET https://api.cal.eu/v2/slots?eventTypeId=217782&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.eu/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 217782,
  "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.
- A successful response is a pending booking request.