请懂英文的朋友帮助翻译一下。请不要用翻译器，谢谢！

I am very sorry for troubling you. I am on business and have to ask a lift for returning to China. But my passport has been brought to Immigration Office for one month, and the certificate are still in handling. I'm very worried. Could you do me a favor for fetching my passport ?
供参考，希望能帮到你。

I have something must leave back to China to need with a passport. My passport has to take to immigration for a month, I don't know why the documents haven't done? I am very anxious. Could you please help to urge it. Sorry to trouble you, I'm sorry, please understand
大概意识是这个吧。。。。

I have to go back to China for some reason, so I need my passbook. I alreay gave my passbook to the immigrant office but they are just not done yet and I don't know why. I need it soon, so can you remind them about that. Fot bringing you any trouble, I am sorry, but I hope you understand me, thank you so much! 不知道能不能帮到你