帮忙英语翻译一下。

I will be traveling to YanCheng, JiangShu for business affairs on September 30th, 2010. I am seeking the company's sponsorship for the round-trip airfare for this particular trip. I am looking forward for your approval. Thank you.

I will be on business travel to Yancheng, Jiangsu on 30th, September, so I will apply a round trip air ticketsfor that purpose,I am looking forward for approval, Thank you!

I specially apply for the round trip air ticket since I need to take an official trip to Yancheng, Jiangsu on the 30th of September.