# 1:1 Private Coaching with Charles Postiaux

> Go from growing pains to high performance. How it works: -> Purchase a block of time -> Share 3 objectives/goals for the call that you would like help with -> Questions, designs, links ready Make sure you are in a quiet place with high-quality headphones and mic. Please make sure you are free of distractions. That's it. Following the call, you will get a transcription of your conversation along with notes, relevant links to things referenced on the call and action items (as discussed).

- Host: Charles Postiaux
- Duration: 60 min
- Location: Google Meet
- Host time zone: Europe/Paris
- Confirmation: Bookings are confirmed instantly.
- Payment: required, and collected on the booking page.
- Booking page: https://cal.com/baobunstudio/private-coaching
- Event type id: 1752225

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=1752225&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": 1752225,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "notes": "…",
    "link": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `notes` (What are your 3 objectives/goals with this call?)
- Optional fields: `link` (Link)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.