# Free 20-minute call (Expert Voice) with Dr Pendo Maro

> New to Expert Voice? Read about it first A free 20-minute call to agree on your goal and choose a package. We look at your upcoming talk, presentation or meeting, and what you want to achieve. Training is in English. Please answer the short questions when you book. Your booking is confirmed as soon as you book. You will receive an email with the video link. To change or cancel, use the links in that email (at least 48 hours before).

- Host: Dr Pendo Maro
- Duration: 20 min
- Location: Cal Video
- Host time zone: Europe/Brussels
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/pendo/free-call
- Event type id: 7742734

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7742734&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": 7742734,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "Job-title-and-organisation": "…",
    "What-will-you-be-presenting-or-saying--and-to-whom": "…",
    "When-and-where-will-it-take-place": "…",
    "What-do-you-want-this-talk-or-meeting-to-achieve": "…",
    "What-would-success-look-like-for-you-as-a-speaker": "…",
    "What-is-the-main-challenge-you-would-like-to-overcome-through-this-coaching": "…",
    "How-comfortable-do-you-feel-communicating-in-English-professionally": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `Job-title-and-organisation` (Job title and organisation), `What-will-you-be-presenting-or-saying--and-to-whom` (What will you be presenting or saying, and to whom?), `When-and-where-will-it-take-place` (When and where will it take place?), `What-do-you-want-this-talk-or-meeting-to-achieve` (What do you want this talk or meeting to achieve?), `What-would-success-look-like-for-you-as-a-speaker` (What would success look like for you as a speaker?), `What-is-the-main-challenge-you-would-like-to-overcome-through-this-coaching` (What is the main challenge you would like to overcome through this coaching?), `How-comfortable-do-you-feel-communicating-in-English-professionally` (How comfortable do you feel communicating in English professionally?)
- 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.