# Intro call: tell me about your Monday with Erik Bixby

> A free 20-minute call. Tell me about the job your office does every week and would rather not. No pitch, no obligation.

- Host: Erik Bixby
- Duration: 20 min
- Location: Cal Video
- Host time zone: America/Phoenix
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/erikbixby/intro
- Event type id: 7428258

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7428258&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": 7428258,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "What-s-the-job-you-d-most-like-off-your-plate": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `guests` (Add guests), `What-s-the-job-you-d-most-like-off-your-plate` (What's the job you'd most like off your plate?)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.