# Free AI Assessment | Blair Systems with Will Blair

> Find practical ways to reduce repetitive work, save time, and improve how your business runs. A free 30-minute call with William Blair: walk through one task that eats your week, and get an honest answer about whether AI can help. No card, no obligation.

- Host: Will Blair
- Duration: 30 min
- Location: Google Meet
- Host time zone: America/Phoenix
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/blairsystems/free-assessment
- Event type id: 7295087

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7295087&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": 7295087,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "notes": "…",
    "smsConsent": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `attendeePhoneNumber` (Mobile number (optional, for text reminders)), `notes` (Additional notes), `guests` (Add guests), `smsConsent` (Optional: text me booking confirmations, reminders and follow-up about my free assessment from Blair Systems. Up to 4 msgs per booking. Msg & data rates may apply. Reply STOP to opt out, HELP for help. Consent is not required to book. Terms: blair.systems/sms-terms · Privacy: blair.systems/privacy)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.