# 30-Minute Technical Call with DILAGO

> Talk through your product, system, or technical decision with a senior DILAGO engineer.

- Host: DILAGO
- Duration: 30 min
- Location: Google Meet
- Host time zone: America/Sao_Paulo
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/dilago/30min
- Event type id: 7842133

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7842133&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": 7842133,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "company": "…",
    "call-language": "…",
    "notes": "…",
    "website": "…",
    "how-did-you-hear": "…"
  }
}
```

- Required fields: `name` (Full name), `email` (Work email), `company` (Company), `call-language` (Preferred language for the call), `notes` (What are you building, fixing, or deciding?)
- Optional fields: `website` (Company website), `guests` (Add guests), `how-did-you-hear` (How did you hear about us?)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.