# Dive with Nhi Local SUP & Surf

> EN: Guided Freedive & Transport — Full equipment (mask, snorkel, fins), photo and video capture, and a guide are included. Media editing is available at an extra cost. Reach the site for free via SUP, or opt for a VND 150k boat ride. ​VI: Lặn Tự Do Có Hướng Dẫn — Trọn bộ thiết bị (kính, ống thở, chân vịt), quay chụp hình ảnh và hướng dẫn viên. Dịch vụ chỉnh sửa hình ảnh/video có tính phí thêm. Ra điểm lặn miễn phí bằng SUP hoặc chọn đi thuyền với giá 150k VNĐ.

- Host: Nhi Local SUP & Surf
- Duration: 60 min
- Location: Hoàng Sa, Sơn Trà, Đà Nẵng
- Host time zone: Asia/Saigon
- Confirmation: Bookings are confirmed instantly.
- Payment: required, and collected on the booking page.
- Booking page: https://cal.com/nhi-local/dive
- Event type id: 6537300

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=6537300&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": 6537300,
  "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.