# 7hill Studios — Discovery Call with Ogunsakin Martin

> A free 30-minute discovery call with 7hill Studios. Tell us about your business, goals and project. We’ll explore brand identity, web and mobile development, automation, email retention, social ads or technical packs, then discuss the right next steps.

- Host: Ogunsakin Martin
- Duration: 30 min
- Location: Cal Video
- Host time zone: Africa/Lagos
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/ogunsakin-martin-tthmhc/7hill-studios-discovery
- Event type id: 7499867

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7499867&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": 7499867,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- 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.