单项选择题

Conversation 1
[听力原文] 6-7
W: Good morning, sir. May I help you
M: Will you please book tickets to Sanya for me
W: Yes, sir. When will you intend to leave
M: Next Wednesday.
W: That will be July 13. There are two flight available that day: one at 9:00 a.m., the other one at 3:30 p.m.
M: Fine. I’d like the 3:30 one.
W: 3:30 p.m. How many tickets do you need
M: Two.
W: Wish you a wonderful trip to Sanya.
M: They say Sanya leads the world in beautiful scenery. To tell the truth, my wife has been dying to go there.

Where did this conversation most probably take place()

A.In Sanya.
B.On a train,
C.In a travel agency.
D.In a ticket office.