A: Excuse me, I want to go to the National Palace Museum.      
B: You can get there by bus . I think it will come soon.
A:Thank you. It's my first time here.
B: So,     
A:I like it very much. It's a big city with lots of modern buildings. By the way, you aren't a student, are you?
B:          I'm a college student.      
A:I'm going to visit my son and he lives near there.
B:Oh, your bus is coming.
A:     
B:You're welcome. Bye.