# Gotch Inner Circle Intro with Nathan Gotch

- Host: Nathan Gotch
- Duration: 20 min
- Location: Google Meet
- Host time zone: America/Chicago
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/nathangotch/gic-rankability
- Event type id: 7892341

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7892341&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": 7892341,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "website": "…",
    "role": "…",
    "seats": "…",
    "first_question": "…",
    "source": "…",
    "ai_prompt": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Business email), `website` (Company website), `role` (What's your role?), `seats` (Who would take part?), `first_question` (What do you want help with first?), `source` (How did you find me?)
- Optional fields: `guests` (Add guests), `ai_prompt` (Share the AI prompt that led you here. (optional))
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.