Please confirm by return as soon as

Please confirm by return as soon as possible, my customer is very urgent for this shipment.

結果 (繁體中文) 1:

請返回確認盡快，我的客戶是該出貨非常迫切。

結果 (繁體中文) 2:

請儘快確認退貨，我的客戶非常迫切地準備這批貨。

結果 (繁體中文) 3:

請儘快退貨確認，我的客戶對這批貨很急。