Please Ship Our Order Sooner –
[Name, Company Name & Address here]
This is in reference to our order for [product name], order no. [no.] dated [date].
As you know that we wanted the goods to be delivered by [date], however due to some unforeseen circumstances; we now want the delivery by [new date].
While we understand that this new request at such a short notice may require extra efforts on your part, we hope that you will make it possible for us. We would be really grateful to you for fulfilling this request.
You can contact me on [no.] for any information. In case it is not possible for you to send the shipment around this date, please inform us as soon as possible.
Look forward to continued business together.
[Your name & Designation]
Encl: [Enclosures List here]