# 20 Min Meeting with Nidhal Chehoud

> Free AI Discovory Call with Nidhal Founder of Open Next intelligence This meeting is reserved for those looking to implement AI callers or automation into their business. Nidhal reserves the right to cancel any call that he feels is not qualified to meet this criteria.

- Host: Nidhal Chehoud
- Duration: 30 min
- Location: Cal Video
- Host time zone: Europe/Paris
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/nidhal-chehoud/30min
- Event type id: 1228612

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=1228612&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": 1228612,
  "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.