# 30-Minute AI Strategy Session with Benjamin Attar

> In this 15-minute session, we will review the call metrics captured by our AI, Aura, and calculate your exact Annual Lost Revenue from missed calls. We will also discuss how to integrate CallNow's human-grade AI receptionist directly into your current CRM to automate your lead follow-up.Preparation: Please have your current monthly call volume and average lead value ready for discussion.

- Host: Benjamin Attar
- Duration: 30 min
- Location: Cal Video
- Host time zone: America/Toronto
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/callnow/strategy-session
- Event type id: 5169892

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5169892&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": 5169892,
  "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.