1·Please reply to me at your earliest convenience.
请在您方便时给我们答复。
2·Please reply at your earliest convenience.
请尽早答复。
—— 《新英汉大辞典》
3·Come to me at your earliest convenience.
在你方便时及早来我这里。
4·Come to me at your earliest convenience.
在你方便时尽早来我这里。
5·Please come at your earliest convenience.
请在方便的条件下尽早来。
6·Please response at your earliest convenience.
请您在方便的时候尽早回复。
7·Please contact me at your earliest convenience.
请你尽早在你方便时与我联系。
8·Please make the arrangement at your earliest convenience.
如果方便，请您尽快安排此事。
9·Maybe a more polite way is "at your earliest convenience."
或许更客气的说法是“在您方便时，务请从速回复”。
10·Please deliver the goods at your earliest convenience.
请尽早把货物运过来。