You can sync your bookings with your Apple iCloud Calendar, here's how:
Under "integrations" (Manage > Integrations) click "CONNECT" under the Apple iCloud Calendar.
Next, to connect your Apple iCloud Calendar, you need to create an app-specific password inside of your Apple Account.
Step 1: Go to https://appleid.apple.com/account/manage, log in, and click on "Generate Password..." under your Security section
Step 2: Enter "Session" as your password label, and click Create
Step 3: Copy the generated app-specific password
Step 4: Enter your Apple Id and paste your app-specific password
Step 5: Click "Authorize"
All of your upcoming bookings and new bookings will be synced with your Apple iCloud Calendar!