# Iridology Plus (60 minutes) of a face to face or online session with Salvatore Ferrara

> Embark on this enlightening journey with me, Salvatore Ferrara from The Holistic Master Shop! Discover the hidden messages within your eyes. The Iridology Plus Online Session is your first step towards a more informed, empowered, and holistically vibrant you, guided by the combined wisdom of iridology, therapeutic nutrition, holistic medicine, and nature's finest herbal remedies.

- Host: Salvatore Ferrara
- Duration: 60 min
- Location: Zoom Video
- Host time zone: Europe/London
- Confirmation: Bookings are confirmed instantly.
- Payment: required, and collected on the booking page.
- Booking page: https://cal.com/theholisticmastershop/iridology-plus
- Event type id: 2615438

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=2615438&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": 2615438,
  "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.