# Detroit Signal - Free Consultation with Sal Krupa

> 15 minutes to talk about your business, what's working, and where I can help. No pitch, no pressure.

- Host: Sal Krupa
- Duration: 15 min
- Location: Cal Video
- Host time zone: America/Detroit
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/salkrupa/detroit-signal-consult
- Event type id: 5045226

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5045226&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": 5045226,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "help": "…",
    "url": "…",
    "found": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `attendeePhoneNumber` (Phone number), `help` (What are you looking for help with?), `url` (Website URL), `found` (How did you hear about us?), `notes` (Anything else I should know?)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.