听下面一段较长对话，回答以下小题。
【小题1】What are the speakers talking about?

A．The cost of a trip.

B．The destination of their trip.

C．Their friends’ trip to London.

【小题2】What did Betty say about the weather along the coast at this time?

A．Very hot.

B．Warm and nice.

C．Quite cold.

【小题3】What will the speakers do next?

A．Ask their friend for advice.

B．Consult a tour guide on their trip.

C．Make a plan for their vacation.