# Book an appointment with Avi The Gem Guy

> Speak with a member of Avi's team, at the Chicago showroom or on a video call. Tell us what you would like to see, so we can have it ready.

- Host: Avi The Gem Guy
- Duration: 60 min
- Location: Cal Video, Avi The Gem Guy showroom, 5 S. Wabash Ave, Suite 1010, Chicago, IL 60603
- Host time zone: America/Chicago
- Confirmation: The host confirms each booking; it stays pending until they accept it.
- Booking page: https://cal.com/avithegemguy/appointment
- Event type id: 7661386

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7661386&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": 7661386,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "What-is-the-appointment-for": "…",
    "What-should-we-have-ready-for-you": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `What-is-the-appointment-for` (What is the appointment for?)
- Optional fields: `guests` (Add guests), `What-should-we-have-ready-for-you` (What should we have ready for you?)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.
- `location` is optional; without it the booking uses the event’s first location.
- A successful response is a pending booking request.