# Intro & Discovery call with Creat8r Labs

> Looking forward to our intro chat. We’ll take a few minutes to understand what you’re building, what you’re aiming for, and where you might need help. You can ask questions, share context, and we’ll see if working together makes sense. If it’s a fit, we’ll talk next steps. If not, you’ll still leave with clarity.

- Host: Creat8r Labs
- Duration: 30 min
- Location: Google Meet
- Host time zone: Asia/Kolkata
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/creat8r-labs/30min
- Event type id: 4407878

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=4407878&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": 4407878,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "title": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `title` (What is this meeting about?)
- 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.