Excuse me. Could you give me a hand? 打扰了，请问你能帮我个忙吗？

With pleasure. 乐意效劳。

Would you please open this suitcase for me? I can't open it. 你能帮我打开这个公文包吗？我打不开它了。

OK, let me see. 好的，让我瞧瞧。

Could you do me a favor? 你能帮我个忙吗？

Excuse me. Could youdomea favor? 打扰了，请问你能帮我个忙吗？

Certainly. It's a pleasure. What can I do for you? 当然，很乐意。我能为你做点什么？

Could you show me the way to the Chunming Hotel? I'm lost. 你能给我指一下去春明宾馆的路吗？我迷路了。

Oh, go along this road and pass three crossings, then you'll get there. 哦，沿着这条路走，经过三个十字路口，你就能到达那儿了。