# Discovery Call with Sea Of Systems

> We only partner up with Businesses we are confident we can get results for. Answer these 4 quick questions so we can review your situation before the call and make sure it's worth your time.

- Host: Sea Of Systems
- Duration: 15 min
- Location: Google Meet
- Host time zone: Europe/Vilnius
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/sea-of-systems/15min
- Event type id: 3291846

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=3291846&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": 3291846,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "What-best-describes-you": "…",
    "What-s-your-current-monthly-revenue---This-stays-completely-private--We-only-ask-to-ensure-we-recommend-the-right-solution-for-where-your-business-is-at-right-now": "…",
    "What-s-your-budget-for-growing-your-business": "…",
    "How-would-you-describe-the-current-state-of-your-operations-and-systems": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `What-best-describes-you` (What best describes you?), `What-s-your-current-monthly-revenue---This-stays-completely-private--We-only-ask-to-ensure-we-recommend-the-right-solution-for-where-your-business-is-at-right-now` (What's your current monthly revenue? (This stays completely private. We only ask to ensure we recommend the right solution for where your business is at right now.)), `What-s-your-budget-for-growing-your-business` (What's your budget for growing your business?), `How-would-you-describe-the-current-state-of-your-operations-and-systems` (How would you describe the current state of your operations and systems?)
- Optional fields: `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.