根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。

A: Excuse me, ?

B: Yes. Go along No.1 Street and turn right at the first crossing. The post office is on the comer of No.2 Street and Xinhua Road. You can't miss it.

A: Thank you. ?

B: No it's not far.

A: ?

B: About one kilometer.

A: ?

B: It'll take you about ten minutes to get there on foot.

A: Thank you very much.

B: .