# Discovery call with Kushal Singh

> Schedule a 20-minute discovery session with me to explore our potential collaboration. In this conversation, we'll aim to: Clarify your design needs and objectives Discuss the best way to move forward Discuss pricing and project timelines Please Reserve this call slot only if you're seeking design services For general inquiries or questions, feel free to reach out to contactkushalsingh@gmail.com

- Host: Kushal Singh
- Duration: 20 min
- Location: Google Meet
- Host time zone: Asia/Calcutta
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/kuxshl/30min
- Event type id: 620867

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=620867&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": 620867,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "title": "…",
    "Budget": "…",
    "notes": "…",
    "sources": "…",
    "website": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `title` (What type of services are you looking for?), `Budget` (What’s your budget for this project?), `notes` (What challenges are you currently facing?), `sources` (How did you find us?)
- Optional fields: `website` (What's your company website?), `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.