# Échange with Romain Vogeleisen

> Premier échange pour comprendre votre projet immobilier. 30 minutes pour parler de votre bien, vos objectifs ou vos critères de recherche — sans engagement.

- Host: Romain Vogeleisen
- Duration: 30 min
- Location: Organizer's default app
- Host time zone: Europe/Luxembourg
- Confirmation: The host confirms each booking; it stays pending until they accept it.
- Booking page: https://eires-real-estate.cal.com/rvogeleisen/consultation-decouverte-eires
- Event type id: 400008

## Check availability

```http
GET https://api.cal.eu/v2/slots?eventTypeId=400008&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.eu/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 400008,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "project_type": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `attendeePhoneNumber` (Phone number), `project_type` (Votre projet :)
- Optional fields: `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.
- A successful response is a pending booking request.