# 20 min meeting with Robert McNair

> Short Discussion about your event and how I can help! Fill out the form after selecting a time to provide more information including: Name of event Potential dates Audience Profile and size

- Host: Robert McNair
- Duration: 20 min
- Location: Cal Video
- Host time zone: America/New_York
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/robert-mcnair-8qobqb/15min
- Event type id: 6277418

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=6277418&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": 6277418,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "title": "…",
    "How-large-is-the-Audience": "…",
    "Event-Name-and-Date": "…",
    "attendeePhoneNumber": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your Name), `email` (Email Address), `title` (What kind of Event?), `How-large-is-the-Audience` (How large is the Audience?), `Event-Name-and-Date` (Event Name and Date)
- Optional fields: `attendeePhoneNumber` (Phone number), `guests` (Add Guests to meeting), `notes` (Additional notes)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.