# Laszlo Gajo – Cal.com booking page

> László Gajo — Founder, SalesEvolution.eu

Built SalesEvolution to give B2B sales teams the tools traditional training never provided. Created BizTailors.com, a CRM designed around real sales workflows; BizTraining.ai, an AI-powered simulation platform for sales skill development; and BizArtworks.com, a content creation tool for sales and marketing teams. Backed by 25+ years of international B2B sales experience across China, the US, and the EU, an MBA, and ongoing DBA research on AI in B2B sales. Author of 10 books on sales, strategy, and business development.

Booking page: https://cal.com/bizworld

## Event types

- [15 min meeting](https://cal.com/bizworld/15min): 15 min, confirmed instantly, event type id 6491536. A quick video meeting. Details: https://cal.com/bizworld/15min.md
- [30 min meeting](https://cal.com/bizworld/30min): 30 min, confirmed instantly, event type id 6491535. Details: https://cal.com/bizworld/30min.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