# Free AI Assessment Call with Donovin Sims

> This is a free 20-minute call — not a sales pitch. I'll have your numbers ready before we get on the call. You don't need to prepare anything. My guarantee: If the system doesn't recover 5–10 hours a week within 30 days, I keep working until it does. Free. Once you book, you'll get a confirmation by text and email with the call details. Prefer to meet in person? Mention it in the notes — available in the Rockford/Loves Park/Roscoe/South Beloit areas.

- Host: Donovin Sims
- Duration: 20 min
- Location: Google Meet, Attendee phone number
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/donovin/assessment
- Event type id: 3081990

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=3081990&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": 3081990,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "Business-name": "…",
    "Your-website---or-Facebook-Business-Page--URL": "…",
    "attendeePhoneNumber": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `Business-name` (Business name), `Your-website---or-Facebook-Business-Page--URL` (Your website  (or Facebook Business Page) URL)
- Optional fields: `attendeePhoneNumber` (Phone number), `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.
- `location` is optional; without it the booking uses the event’s first location.