# Headline House – Cal.com booking page

> Good businesses deserve a clear first impression. Headline House is a creative studio helping small businesses build recognizable brands, useful websites and focused campaigns. Our services include brand identity, website design and development, paid ads, short-form content and social media support.

Booking page: https://cal.com/headlinehouse

## Event types

- [15 min meeting](https://cal.com/headlinehouse/15min): 15 min, confirmed instantly, event type id 7917856. Details: https://cal.com/headlinehouse/15min.md
- [30 min meeting](https://cal.com/headlinehouse/30min): 30 min, confirmed instantly, event type id 7917855. Details: https://cal.com/headlinehouse/30min.md

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=<event type id>&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

Each event type's `.md` document lists its required booking fields and the `POST https://api.cal.com/v2/bookings` request (`cal-api-version: 2026-02-25`).

## More

- API docs: https://cal.com/docs/api-reference/v2/introduction