# Evaluation with Holistika Center

> Hello, I am Ritshi, Founder of Holistika Center. Looking forward to our session. I Speak English, Spanish, or French. Your 20-Minute Evaluation: Introductions & Health Screening. Review of your challenges and goals. Q&A regarding our modalities. Preparation & Requirements: Form: Please complete the Evaluation Form. https://www.holistika.center WhatsApp: Confirm or cancel your attendance via +34 644 656 129. Environment: Ensure you are in a quiet, indoor space to focus. Please avoid driving, eating, or working during the interview. Timing: Please join the meeting 5 minutes early to settle in. Importante: The 20-minute evaluation call is for assessment only; it is not a therapy or coaching session.

- Host: Holistika Center
- Duration: 20 min
- Location: Google Meet
- Host time zone: America/Sao_Paulo
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/holistikacenter/free
- Event type id: 6077627

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=6077627&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": 6077627,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "Country": "…",
    "Fluent-languages": "…",
    "Programs": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `attendeePhoneNumber` (Phone number), `Country` (Country), `Fluent-languages` (Fluent languages)
- Optional fields: `Programs` (Programs), `notes` (Additional notes)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.