# Discovery call with Konstantine

> A 1:1 call with Konstantine to see if we're the right fit, and discuss how to drive traffic, pipeline, and revenue for your business. None of these times works? Email your availability to konstantine@solombo.com

- Host: Konstantine
- Duration: 20 min
- Location: Google Meet
- Host time zone: Europe/Budapest
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/solombo/30min
- Event type id: 3091459

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=3091459&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": 3091459,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "Website": "…",
    "Help-with": "…",
    "Get-started": "…",
    "Discovered": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `Website` (Website URL)
- Optional fields: `Help-with` (What kind of help are you looking for?), `Get-started` (When are you looking to get started?), `Discovered` (How did you hear about us?), `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.