Complete the dialogue with proper words or sentences.

A: Hello! ?

B: This is Helen speaking.

A: Hi Helen. It's Cindy here. I called you this morning, but you didn't answer. ?

B: I was taking my dog for a walk.

A: I see. What are you going to do this weekend?

B: Nothing much. Do you have any ideas?

A: ?

B: Science Museum? No, I haven't

A: ?

B: Yes, I'd love to. ?

A: Let's meet at the school gate at eight on Saturday morning.

B: That's a deal.