# Petal: 15 min project chat with Nicolas Hoban

> A free 15 minute chat about your project. What you're building, where it's stuck, and whether we're the right fit. Bring your requirements and rough timeline if you have them. If you're earlier than that, still worth talking, we can work out the scope together. No prep needed and no obligation.

- Host: Nicolas Hoban
- Duration: 15 min
- Location: Cal Video
- Host time zone: Australia/Melbourne
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/nicolas-hoban/hire-us
- Event type id: 6458736

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=6458736&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": 6458736,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `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.