Choose the proper sentences to complete the following dialogue.请选择恰当的句子，完成下列对话。Booking a TicketR=Receptionist, C=CustomerC: Hello,1 .R: When would you like to travel?C: 2 .R: Is this a round trip? Will you need a return ticket, too ?C: Yes. Check that for the 31st in the evening.R: Yes, there’s a non-stop flight to Shanghai from Longdongbao Airport on the 22nd at 9 a.m.. On the 31st you may board flight 129 at 7:30 p.m. from Shanghai Pudong Airport to Longdongbao Airport.C: OK, fine. 3 .R: Would you like to book the tickets then?C: 4 ?R: It’ll be 1850 Yuan.C: 5 ?R: Yes, please.C: Thanks a lot.D: My pleasure.A.I have to arrive in Shanghai by the 22nd.B.What’s the cost?C.Could I pay by credit card?D.I need to schedule my trip to Shanghai for next week.E.I think that can work for me