# Quick Call with Prottay Kumar Adhikary

> Here, we can discuss a wide range of topics, depending on your needs. It can be used to share and explore new ideas, present and review proposals, or conduct interviews of any kind. Whether the focus is brainstorming, decision-making, evaluation, or a 1:1 conversation, this session provides the time and structure to engage in meaningful discussion and collaboration.

- Host: Prottay Kumar Adhikary
- Duration: 10, 15, 30 min
- Location: Google Meet
- Host time zone: Asia/Kolkata
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/proadhikary/quick-call
- Event type id: 3109596

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=3109596&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": 3109596,
  "start": "<UTC ISO 8601 start from the slots response>",
  "lengthInMinutes": 15,
  "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.
- `lengthInMinutes` picks one of 10, 15, 30; pass the same value to the slots request as `duration`.