# Amartya Datta – Cal.com booking page

> Most businesses don’t have a marketing problem.

They have a systems problem.


They create content, run campaigns, redesign websites, try new tools, and still struggle with inconsistent leads, unpredictable revenue, and growth that depends too much on referrals or luck.

That’s exactly why Purpllemon exists.


We are an AI-Powered Growth Engine built to help B2B companies move from scattered marketing efforts to predictable, scalable revenue systems.


✅ Not tactics.

✅ Not random services.

✅ Systems that compound.

Booking page: https://cal.com/amartya-datta

## Event types

- [15 Min Meeting](https://cal.com/amartya-datta/15min): 15 min, confirmed instantly, event type id 2856248. Details: https://cal.com/amartya-datta/15min.md
- [30 Min Meeting](https://cal.com/amartya-datta/30min): 30 min, confirmed instantly, event type id 2856249. Details: https://cal.com/amartya-datta/30min.md
- [1 Hour Meeting](https://cal.com/amartya-datta/1-hour): 60 min, confirmed instantly, event type id 2967314. Details: https://cal.com/amartya-datta/1-hour.md

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=<event type id>&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

Each event type's `.md` document lists its required booking fields and the `POST https://api.cal.com/v2/bookings` request (`cal-api-version: 2026-02-25`).

## More

- API docs: https://cal.com/docs/api-reference/v2/introduction