Complete the dialogue with proper words or sentences.
A: Hello, Betty. What did you do last summer vacation?
B: I visited my uncle.
A: ______________________________ ?
B: He lives in Dalian, a beautiful city.
A: _______________________________ ?
B: I stayed there for a week. ______________________________?
A: No, I haven’t. But I’m going to spend a holiday there.
B: You’d better go to Dalian in summer. So you can enjoy swimming in the sea.
A: _____________________________ . I will go there this summer vacation.
B: _____________________________?
A: By plane.