非常抱歉由于我司漏发发票给你,今天补发
I'm sorry we didn't send you the invoice by mistake,and the missing invoiced will be sent today.
帮忙特殊处理安排下付款给我司
and I'd like to know if it's possible to help us by making the arrangement to release the payment to us.
we really appreciate if it can be arranged.