You will be given a definition of a task first, then some input of the task.
In this task you are given a small conversation between two persons and 4 options on how the conversation should continue. Your job is to choose the most reasonable option. The conversation and the options are separated by a newline character. Each dialogue in the conversation are separated by a comma. F and M indicate female and male, respectively.

F: I'm surprised to see you here. Jeremy told me that you were on vacation. ,M: Yeah. We were visiting some relatives in Sydney, but we return last night. ,F: Oh, I've wanted to go to Australia ever since I was little. Tell me what it was like. ,M: It was wonderful. We fed kangaroos, walkthrough rainforests and swam in the ocean. What was really great was when we took a train to Brisbane to see the Great Barrier Reef. ,F: I've heard that flights to Australia are pretty expensive. ,M: One of my dad's friends know someone who works for the airline, so we were able to get a good deal. The tickets were only $800 per person for a round trip.
(A) F: You mean you got cheap air tickets from a friend of your father's? (B) F: Great. You got cheap air tickets from your father. It's only 1000 dollars per person. It's too cheap. (C) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (D) F: Since you got cheap air tickets from your cousin, why don't you go to Sydney?
Output:
A