Yes, please, if it is not too much trouble.

好，如果不太麻烦的话。

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1.I'd  be most delighted if you could help me.如果您能帮助我，我可太高兴了。（正式用语）

2. Thank you. I'd appreciate it.谢谢啦！

3. That's nice of you, thank you.你真好，谢谢你。

 4. Great!太好了！