It's a pleasure/my pleasure 不客气；不用谢

例句：
Thank you for helping me. 谢谢你帮助我。
It's a pleasure/my pleasure. 不客气。
 

With pleasure. 乐意效劳；当然可以
 

例句：
 

Can you do me a favor? 你可以帮我一下吗？
With pleasure. 当然可以；乐意效劳。

背景音乐：
happy