# Discovery Call-30 min with Burak - papaverAI

> Short coffee chat on Google Meet to get to know each other, & discuss how we can bring value into your game. Feel free to connect with me on LinkedIn if we haven't yet.

- Host: Burak - papaverAI
- Duration: 30 min
- Location: Google Meet
- Host time zone: Europe/Berlin
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/burak-papaverai/discovery-call-30-min
- Event type id: 2561209

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=2561209&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": 2561209,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "mobile-number": "…",
    "company_name": "…",
    "website": "…",
    "gross-monthly-revenue": "…",
    "appointment-promise": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `mobile-number` (Your mobile number), `company_name` (Company Name), `website` (Company Website), `gross-monthly-revenue` (Gross monthly revenue (in USD)), `appointment-promise` (Will you absolutely, 100% be able to make your selected time? If not, please select a different one (or don't schedule at all).)
- 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.