# AB Genius Demo Call with Paddy McLarnon

> A/B Genius Demo Call to run through how the app works We can chat on questions you have with the software and bring it to our development and tech team to analyse for your website. Shopify Plus stores will be the most optimised way to get the full benefits from A/B Genius!

- Host: Paddy McLarnon
- Duration: 15 min
- Location: Cal Video
- Host time zone: Europe/Dublin
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/pmdigital/ab-genius-demo-call
- Event type id: 5547213

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5547213&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": 5547213,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- 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.