# Second Ears: Your Song & Clarity with Chavert Valentine

> Your song sounds good in your headphones, then falls apart in the car. You've watched the tutorials, moved the faders, and you still can't hear what's wrong or how to fix it.

- Host: Chavert Valentine
- Duration: 30 min
- Location: Cal Video
- Host time zone: Asia/Singapore
- Confirmation: Bookings are confirmed instantly.
- Payment: required, and collected on the booking page.
- Booking page: https://cal.com/chavert-valentine-hhcijm/30min
- Event type id: 7172257

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7172257&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": 7172257,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "title": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `title` (Tell me what is wrong?), `notes` (What do you want the track to sound like? the more detail the better !)
- Optional fields: none
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.