1、再见。

Good bye.

2、请慢走。

Mind how you go./Take care.

3、当心地滑。

Mind the slippery floor.

4、再见，希望保持联系。

Good bye. Keep in touch.

5、再见，祝你一路顺风。

Good bye. Have a nice journey.

6、希望能在见到您。

Hope to see you again.

7、再见，请多保重。

Good bye. Take care.

8、别忘了你的物品。

Don't forget any personal stuff.

9、回去后向您全家人问好！

Remember me to the members in your family.

10、谢谢您的光临，欢迎下次再来！

Thanks for your coming. Looking forward to seeing you again.