# Demo Call (45m) with Egemen Cetinkol

> Quick demo of how Agencymatics can streamline and automate your agency’s operations to increase margins and capacity while reducing workload. No strings attached!

- Host: Egemen Cetinkol
- Duration: 45 min
- Location: Zoom Video
- Host time zone: Europe/Istanbul
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/egemen-agencymatics/demo-call
- Event type id: 1587528

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=1587528&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": 1587528,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "companyname": "…",
    "current_agency_size": "…",
    "gross_monthly_revenue": "…",
    "main_challenges": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `companyname` (Company Name), `current_agency_size` (Current Agency Size), `gross_monthly_revenue` (Gross Monthly Revenue), `main_challenges` (Main Challenge(s))
- Optional fields: `notes` (Additional notes)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.