# Community Portal Walkthrough and Demo | Bunchups with Chai Bade

> Get a guided walkthrough of the Bunchups Community Portal and see how it helps organisations create meaningful connections in their community. We’ll cover how it works, use cases, and next steps, with time for questions.

- Host: Chai Bade
- Duration: 60 min
- Location: Cal Video
- Host time zone: Australia/Melbourne
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/chai-bade-vfrus8/community-portal-walkthrough-and-demo
- Event type id: 4563710

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=4563710&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": 4563710,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "Company-Name": "…",
    "attendeePhoneNumber": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `Company-Name` (Company Name), `email` (Email address)
- Optional fields: `attendeePhoneNumber` (Phone number), `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.