# Startup Discussion - 30 min call with Sudarshan S

> Let's dissect your pitch deck, business model, and market. You'll walk away with a clear understanding of your startup's current position, actionable feedback on what to optimize, and a precise roadmap to your next funding round. No strings attached – just pure value to get you closer to your fundraise. What to Prepare for the Call: To make the most of our time, please have the following ready: Your latest Pitch Deck (if available). A brief overview of your business model and target market. Any specific questions you have about your startup's funding readiness. This preparation will allow us to dive deep and deliver maximum value during our session.

- Host: Sudarshan S
- Duration: 30 min
- Location: Google Meet
- Host time zone: Asia/Calcutta
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/sudarshansk/30min
- Event type id: 1459634

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=1459634&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": 1459634,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "startup-idea": "…",
    "biggest-challenge": "…",
    "time-and-resources": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `startup-idea` (What’s your startup idea, and what stage are you currently at?), `biggest-challenge` (What is the biggest challenge you're facing with your startup?), `time-and-resources` (Are you ready to dedicate time and resources to pursue this idea seriously if it’s validated?)
- Optional fields: `guests` (Add guests), `notes` (Additional notes)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.