DeskClerk:Goodafternoon HolidayInn.Customer:Hello I’dliketobookadoubleroomforthenightsof23

Desk Clerk ： Good afternoon, Holiday Inn.

Customer： Hello, I’d like to book a double room for the nights of 23rd and 24th please.

Desk Clerk ：__________

A.What’s the matter？

B.What can I do for you ？

C.Just a minute, please.

D.Can I help you？

请帮忙给出正确答案和分析，谢谢！