# Shopjar with Yuko & Retainful Team

> Free 30-minute setup call with the Shopjar Referral Program team. We'll walk through installation, configure the app for your store, and answer questions on features or settings. Meeting link will be shared to your email separately.

- Host: Yuko & Retainful Team
- Duration: 30 min
- Location: The Zoom Meeting link will be sent shortly
- Host time zone: Asia/Kolkata
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/yukoteam/shopjar
- Event type id: 5647238

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5647238&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": 5647238,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…",
    "attendeePhoneNumber": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `notes` (Additional notes)
- Optional fields: `attendeePhoneNumber` (Phone number), `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.