# Sharpr fit call with Duy Nguyen

> Around 20 minutes. No pitch deck, no pressure. We look at what is costing you time and tell you honestly whether the Audit is the right first step, or whether it is not a fit yet.

- Host: Duy Nguyen
- Duration: 20 min
- Location: Google Meet
- Host time zone: Europe/London
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/duy-nguyen/sharpr-fit-call
- Event type id: 6234840

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=6234840&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": 6234840,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "team_size": "…",
    "time_sink": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `team_size` (How many people are on your team?), `time_sink` (What's the one task eating your team's time?), `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.