补全对话：用适当的句子补全对话，使对话意思完整，每空一句。
A: Hello, may I speak to Ivan，please?
B: Yes. 1.___________________.
A: Hello, Ivan! This is Bill speaking. It's Sunday tomorrow. What are you going to do?
B: 2.___________________ Do you have any ideas?
A: There is a fashion show in Huanghe Park tomorrow. 3.______________________?
B: Good idea. 4._______________________?
A: Let's meet outside the school gate at half past eight in the morning.
B: How shall we go there?
A: 5._______________________.
B: Sorry, my bike is broken. Let's go by bus, OK?
A: All right. See you!
B: See you!