用英文申请假期

Dear Mr ...,

I would like to apply for a pay vacation from 9th~10th, Oct.

I will hand all my jobs to ...upon your approval.

Kindly let me know your comments.

Yours, sincerely

XXX

年假用annual leave也可以

补充回答：

Would you please kindly approve I would like to take annual leave form 9th-10th of Oct. Thanks.

语法有点怪，但看的懂，建议如下：

Could you please approve my annual leave form 9th-10th of Oct? Thank you.