# 15 min chat with Remarkable Mario

> Not for everyone. And that's intentional. This call is for business owners who are serious about getting their time back, not looking for more free AI tips. We'll see where you're losing time, whether our content system can help, and if we're a good fit to work together. If you're ready to invest in a system that does the heavy lifting, let's talk. If you're just curious, this probably isn't for you.

- Host: Remarkable Mario
- Duration: 15 min
- Location: Cal Video
- Host time zone: America/Jamaica
- Confirmation: The host confirms each booking; it stays pending until they accept it.
- Booking page: https://cal.com/mario-james-re6vtk/15min
- Event type id: 7772351

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7772351&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": 7772351,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "Which-best-describes-you-right-now": "…",
    "What-s-currently-taking-up-the-most-time-in-your-content-creation-and-marketing": "…",
    "If-we-re-a-good-fit--when-would-you-be-ready-to-get-started": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `Which-best-describes-you-right-now` (Which best describes you right now?), `What-s-currently-taking-up-the-most-time-in-your-content-creation-and-marketing` (What's currently taking up the most time in your content creation and marketing?), `If-we-re-a-good-fit--when-would-you-be-ready-to-get-started` (If we're a good fit, when would you be ready to get started?)
- 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.