How long will we stop here?我们在这里停留多久?

Are there any duty-free shops in the waiting room?在侯机室有免税店吗?

I'm in transit to Melbourne我是换机去墨尔本

How can I get to the connecting flight counter of China airline?我如何找到中国航空公司办理转机柜台?

Where is boarding gate for China airline CA173?国航CA173登机口在哪里?

Where can I check in?在哪里办理登机手续?

What is the gate number?在几号登机口登机?