Please correct my sentence, thanks

[Zoe2008]

We confirm to receive your invoice and the context is correct. The preliminary’s due date is mark down on the attached table as per your request, but the final payment date should be upon the commitment between Helen and Susan. Please note.

 

[susiedqq]

We are confirming the receipt of your invoice and the context (content? order? amount?) is correct.

The preliminary (deposit?) due date is written on the attached table, as per your request.

The final payment date should be confirmed between Helen and Susan. Please note.