很急，帮帮忙翻译这段话： 恳请您在给我的签证时间上，考虑到我的机票时间，尽可能地从我登机的日期算起

问题描述：

问题解答：

Considering the visa validity, the beginning time should be given before I leave china by plane, which is xx/xx/xx exactly.

Requests earnestly you to give in my visa time,can consider my airplane ticket time, the date which boards craft from me calculatesas far as possible