The mission of Citybus is to provide Hong Kong with the best possible bus services at reasonable fares. Citybus runs two franchised networks, one for Hong Kong Island, and one for Airport and North Lantau Island. It also provides private hire, and non-franchised residential or staff bus services.
Getting the limousine package is usually a better way to go. Most deals include gratuity (tips), bottle of champagne, water and sign. Also, meet-and-greet for transfers, parking fees and tolls, if any. You can choose a limousine package from the following categories: Graduation, Wedding, Prom and so on..