根据所给情景完成对话。

A:     1      , OK?

B: Sorry, Bob, I don't have a volleyball. But I have a baseball.

A: I don't want to play baseball.     2      Do you know?

B: Maybe Eric has one. Let's go and ask him.

A&B:      3     , Eric?

C: Yes, I have one. But it's at home.

A: I'm sorry to hear that.

B: Well,      4     ,OK?

C: Please join us, Bob.

A: OK.     5    .