# Poper Demo with Karan Bhakuni

> A personalized walk-through of Poper’s dynamic features that can revolutionize the way you engage with your audience. Tailoring Poper to fit your unique needs. Maximizing engagement with your target audience. Efficiently tracking the performance of your campaigns.

- Host: Karan Bhakuni
- Duration: 15 min
- Location: Cal Video
- Host time zone: Asia/Calcutta
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/poper/poper-demo
- Event type id: 763377

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=763377&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": 763377,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- 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.