# Free missed-customer audit, 20 minutes with Rafael Fabre

> A free 20-minute call with Rafael or Sam. We look at: • What happens when someone calls you after hours • How fast new leads get a reply • How your website works on a phone • The one AI fix we'd make first Then you hear Sofia, our AI receptionist, set up with your business's name and services, and decide if it's worth it. No pressure, no contract talk unless you ask. — Una llamada gratis de 20 minutos con Rafael o Sam. Revisamos: • Qué pasa cuando alguien le llama fuera de horario • Qué tan rápido reciben respuesta sus clientes potenciales • Cómo funciona su sitio web en el celular • El primer cambio con IA que haríamos Luego escucha a Sofía, nuestra recepcionista con IA, configurada con el nombre y los servicios de su negocio, y decide si vale la pena. Sin presión.

- Host: Rafael Fabre
- Duration: 20 min
- Location: Google Meet
- Host time zone: America/Chicago
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/rafael-fabre-matic/free-missed-customer-audit-20-minutes
- Event type id: 7846064

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7846064&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": 7846064,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "business": "…",
    "weekly-calls": "…",
    "front-desk": "…",
    "spanish-callers": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `attendeePhoneNumber` (Phone number), `business` (What kind of business do you run, and where? / ¿Que tipo de negocio usted tiene, y donde?), `weekly-calls` (About how many calls does your business get a week? / ¿Cuantas llamadas recibes a la semana?), `front-desk` (Who answers the phone now?), `spanish-callers` (Do you get Spanish-speaking callers? / Recíbes llamadas en español?)
- Optional fields: `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.