# White-Label Partner Chat with Nathan Hall

> For agencies, marketers, and consultants. We power AI discoverability, GEO and Pick Rate, under your brand so you can offer it to your clients without building it yourself. Let's see if our lanes fit.

- Host: Nathan Hall
- Duration: 45 min
- Location: Google Meet
- Host time zone: America/Chicago
- Confirmation: The host confirms each booking; it stays pending until they accept it.
- Booking page: https://cal.com/nathanhall-lefty/strategy
- Event type id: 5933857

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5933857&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": 5933857,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "Company-or-website": "…",
    "Work-email--at-your-company-s-domain": "…",
    "Your-role-at-the-company": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `Company-or-website` (Company or website), `Work-email--at-your-company-s-domain` (Work email (at your company's domain)), `Your-role-at-the-company` (Your role at the company)
- 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.
- A successful response is a pending booking request.