Conversation 3:
A: Excuse me，where is the CITS of ice？
B: Are you looking for a travel agency？
A: Yes，sir.Which one is the best in Guangzhou？
B: Maybe CGZL，I'm afraid.
A: So where can I find its office？
B: In downtown.
A: How can I go there？
B: You can take a bus，subway or taxi.
A: Thanks a lot.
B: That's all right.
