# Full Sew-In w/ Invisible Part or Leave Out $180 with Kai Styling

> You MUST bring your own hair for this option. For your purchasing references please note that for styles longer than 20" it would be a best practice to bring at least 4 bundles. Left over items will be returned to you at the end of the session.

- Host: Kai Styling
- Duration: 210 min
- Location: In Person (Organizer Address)
- Host time zone: America/New_York
- Confirmation: Bookings are confirmed instantly.
- Payment: required, and collected on the booking page.
- Booking page: https://cal.com/kaistyling/full-sew-in-w-invisible-part-or-leave-out-180
- Event type id: 7436964

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7436964&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": 7436964,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "Kai-Styling": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `Kai-Styling` (> I understand that my remaining balance and any add-ons must be paid in full before my style is finished, and that I must arrive with payment ready.

<p><br></p>)
- 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.