Wirelessly posted (iPhone 4: Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_3_5 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8L1 Safari/6533.18.5)
I think asking your cousin to HKIA will be a much better option. There are plenty of food place / coffee shop / Irish pub that you can easily spend hours on landside.