# Strategy Call with Suvash Joshi

> Thirty minutes on the AI problem you are stuck on. Tell me what you are building and where it is now. I will come with a read on the approach, the risks, and what I would do first.

- Host: Suvash Joshi
- Duration: 30 min
- Location: Google Meet
- Host time zone: Asia/Katmandu
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/sushi057/strategy-call
- Event type id: 3861692

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=3861692&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": 3861692,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "what-are-you-building": "…",
    "where-is-it-now": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `what-are-you-building` (What are you building?), `where-is-it-now` (Where is it now?)
- 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.