# Evening Glass Making Course with Jills Glas

> Booking this course books you in for 6 consecutive Tuesday evenings. Learn to cut, assemble, solder and finish traditional leaded and Tiffany stained glass pieces over a number of weeks. Suitable for beginners and improvers.

- Host: Jills Glas
- Duration: 180 min
- Location: Jämtlandsgatan 161, 162 60 Vällingby, Sweden
- Host time zone: Europe/Stockholm
- Confirmation: Bookings are confirmed instantly.
- Payment: required, and collected on the booking page.
- Booking page: https://cal.com/jillsglas/glass-making-course
- Event type id: 6658946

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=6658946&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": 6658946,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "NI-Number": "…",
    "Address": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `attendeePhoneNumber` (Phone number), `NI-Number` (NI Number), `Address` (Address)
- Optional fields: `notes` (Additional notes)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.