请各位大大帮忙翻译下这个电子邮件，要翻译成英文的，感激不尽，急，在线等~~~！！！

Dear Madam

I am sorry for the late reply! I am the contact person of the company for dealing with this issue. Please find the attached as you requested. If you need other documents, just send me an e-mail and I will response in time.

Keep in touch.

Best regards

XXX

Dear Madam,

Sorry to give you the late reply. I'm responsible for dealing with this matter。Please check the attachment, there are the documents you need. If you still need other documents, please tell me. I will do my best to solve it.

Keep in touch with you.

这样回就可以了，不过过于谦卑，国外不向我们国内阶级观念强的。

Dear Madam,
I am sincerely sorry for giving you a late reply .And I am the one in charge of dealing with this matter from demestic company. Would you please check the enclosure for the documents you need? Of course,I will help you conduct the subsequent documents you need timely upon receiving your email.
It woul be appreciated if you could keep in touch.

Dear Madam,
Sorry for late reply. I'm contacting for this issue. Please see the attachment below, it's the document you need. Your sending to me for further cooperation is appreciated.

Any question, please feel free to tell me.
Thanks and best regards

Dear Ma'am
I'm deeply sorry for this late respond. I will be the liaison in this matter and in charge of contacting you. Please find the attchments which you have been acquiring and if have further needs please feel free to inform me and I will do my best to be at your service.
Keep in touch
Sincerely
xxx