# 45 Minute - Discovery with Eli Alcaraz

> Let's hop on a call and have a chill conversation about business.

- Host: Eli Alcaraz
- Duration: 45 min
- Location: Zoom Video
- Host time zone: Europe/London
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.eu/eli-alcaraz/discovery
- Event type id: 284712

## Check availability

```http
GET https://api.cal.eu/v2/slots?eventTypeId=284712&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.eu/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 284712,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "Business-Name": "…",
    "website": "…",
    "topic": "…",
    "relevantlinks": "…",
    "monthly-revenue": "…",
    "referral": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `Business-Name` (Business Name), `website` (Your Website URL), `topic` (What are you hoping we can cover on the call together?), `relevantlinks` (Any relevant links to add?), `monthly-revenue` (What's the monthly revenue of your business?), `referral` (How'd you find me?)
- Optional fields: none
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.