中译英：因他没空处理这件事情!请帮忙确认这个交期

Because he has no time to deal with this matter.Please confirm the due time.

Since he does not have spare time to deal with it, please could you help to confirm the due time?

As he is unable to managed this matter now,kindly please confirm this transaction date.
通常和客户来往,不直接说没空,为人服务,本应常常在,
所以该用 unable 未能

Because he has no time dealing with the matter!Please confirm the lead time.