# ConstructAfrica Demo with Linkford at ConstructAfrica

> This session is designed to clarify where the real opportunities are - and how early you can act on them. You will be shown the tools and platform that will supercharge your expansion and sharpen your advantage to secure key projects in Africa.

- Host: Linkford at ConstructAfrica
- Duration: 30, 40, 60 min
- Location: Google Meet
- Host time zone: Africa/Johannesburg
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/linkford-constructafrica/cademo
- Event type id: 4576106

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=4576106&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": 4576106,
  "start": "<UTC ISO 8601 start from the slots response>",
  "lengthInMinutes": 30,
  "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.
- `lengthInMinutes` picks one of 30, 40, 60; pass the same value to the slots request as `duration`.