I think it's time we made a move.
我想我们该动身了.
It's been nice talking with you.
和您谈话非常愉快.
Say hello to your sister for me.
代我问你姐姐好.
Send my regards to your family.
代我问你全家好.
Take care. Bye!
多保重,再见!
Keep in touch.
保持联络.
I won't take any of your time.
我不再占用你的时间了.