Goodbye. Take care! 再见，保重啊!

Have a nice day.

See you later. /See you./See you soon.回头见.

See you again. Catch you later.

See you around. *用于在同一座楼里，过会儿还有可能再见面时。

I'm off now. 我去了啊/I'm leaving. /See you.

I have to go.我的告辞了.

Can't you stay a little longer?

Good luck! --Thanks. I need it.

祝你好运

I wish you good luck.

Have a nice day. --Same to you.

祝你愉快！

Have a nice weekend.祝你周末愉快.

Good luck.

Go for it. 走吧!

Hang in there. 那，加油吧!

We're going to Hawaii!

Have fun! 玩的愉快！

Have a good time!

Keep it up! 就这样，坚持下去

Thanks for the encouragement.

Don't work too hard.别干的太忙.

Take care./Be careful.

Have a nice trip. 旅途愉快.

I wish you a pleasant journey.

Have a good vacation.那多保重.