# Free intro call with Logan Fast

> Thirty minutes on Zoom, free. Tell me what's going on, ask anything, and we'll see if working together makes sense. No pressure either way. Need a weekend time? Send me a note through loganfast.com and we'll find one.

- Host: Logan Fast
- Duration: 30 min
- Location: Zoom Video
- Host time zone: America/Lima
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/logan-fast/intro-call
- Event type id: 7878764

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7878764&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": 7878764,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "about-you": "…",
    "issue": "…",
    "start-date": "…",
    "timezone": "…",
    "coach-preferences": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `about-you` (Briefly describe yourself (background, education, work, relationship status, or anything you want to share)), `issue` (Briefly describe the issue you want to work on), `start-date` (Approximately when do you want to start a coaching engagement?), `timezone` (Timezone?)
- Optional fields: `guests` (Add guests), `coach-preferences` (Describe any preferences that you have for your coach)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.