No Feedback to Cancellation instruction

Good day,<br> <br> I sent a cancellation instruction for the following order on Sunday:<br> <br> Purchase ID:o***<br> Purchase date:05/09/2015<br> Delivery date: Order Shipped - 2015-09-06<br> <br> I have received no confirmation of cancellation and my funds have also not been credited to me. <br> <br> Please urgently advise as soon as possible when I can expect this to be resolved.<br> <br> Regards,<br>