A. And I'll call you back to make reservationsB. Could you give me some information on your European toursC. I have one ten-day tour that is still availableA:【D4】______ ?B: Our pleasure. We have several package tours you may choose, from ten days to three weeks in Europe.A: I would be interested in a ten-day trip around Christmas time.B:【D5】______ . It will depart from New York on December 24.A: What is the cost?B: The price for one person for a ten-day tour is only $ 1,088, which includes round-trip airfare.A: That sounds reasonable. Let me think it over.【D6】______ .B: OK. But don't delay too long, or that trip will be all booked.