curl --request POST \
  --url https://{operatorDomain}/v1/public/bookings/guest-lookup \
  --header 'Content-Type: application/json' \
  --data '
{
  "bookingCode": "ABC123"
}
'

{
  "data": {
    "bookingId": "01J9ZB...",
    "bookingNumber": "BK-100245",
    "status": "confirmed"
  }
}