# Discovery with Fabian Arbor

> A focused call to understand your brand and what you need next. We’ll talk through your goals, challenges, and direction, then decide if it makes sense to work together. If not, we’ll point you the right way!

- Host: Fabian Arbor
- Duration: 30 min
- Location: Cal Video
- Host time zone: Europe/Stockholm
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/fabianarbor/discovery
- Event type id: 5275634

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5275634&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": 5275634,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "brand": "…",
    "notes": "…",
    "when": "…",
    "budget": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `brand` (Brand / Company), `notes` (Tell us about what you're looking for.), `when` (How soon should we get started?), `budget` (What’s your budget for this project)
- Optional fields: `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.