# Introductory call with Gustavo Bugalho

> A short screening call, free of charge, to understand your situation and check whether it fits this practice. It does not include document review or legal advice. If there is work to be done, you will receive a written fee proposal afterwards.

- Host: Gustavo Bugalho
- Duration: 15 min
- Location: Google Meet
- Host time zone: America/Sao_Paulo
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/gustavobugalho/intro-call
- Event type id: 7459816

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7459816&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": 7459816,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `attendeePhoneNumber` (Phone number), `notes` (Briefly describe your situation), `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.