# Discovery Call with Hilei Barakzai

> Let’s cut through the noise and get real. Book a discovery call. In 30 minutes, we’ll uncover your vision, tackle your challenges, and ignite bold narratives that demand attention and build connection. No fluff, no pressure—just an honest conversation about where you are and where you want to go. Your next chapter starts here.

- Host: Hilei Barakzai
- Duration: 30 min
- Location: Zoom Video
- Host time zone: Europe/Paris
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/hilei-barakzai/30min
- Event type id: 1506989

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=1506989&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": 1506989,
  "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.