# Strategic Conversation with Bradley Petersen

> A conversation built around the challenge you are actually working on. Bring the strategic decision, the challenge, the organizational moment, or the opportunity you are trying to think through. The best of these conversations end with both sides knowing what to do next, and often with the start of work worth doing together.

- Host: Bradley Petersen
- Duration: 60 min
- Location: Google Meet
- Host time zone: America/Denver
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/bradley-w-petersen/strategic-conversation
- Event type id: 5525828

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5525828&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": 5525828,
  "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.