# 15 min meeting with Tino Werner

> Kurzes Kennenlernen: Du erzählst mir, wo's bei dir gerade hakt, ob bei Lohn, Personal, Finance oder Recruiting und ich gebe dir eine erste ehrliche Einschätzung, ob und wie ich helfen kann. Kein Verkaufsgespräch, einfach schauen, ob's passt.

- Host: Tino Werner
- Duration: 15, 25, 45 min
- Location: Cal Video
- Host time zone: Europe/Berlin
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/tino-werner-cnwnhp/15min
- Event type id: 5103179

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5103179&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": 5103179,
  "start": "<UTC ISO 8601 start from the slots response>",
  "lengthInMinutes": 15,
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `notes` (Worum geht es?), `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.
- `lengthInMinutes` picks one of 15, 25, 45; pass the same value to the slots request as `duration`.