How to cancel the transfer order

Hai all

any body could u please tell me how to cancel the transfer of order.I am using the tcode LT15. It is giving the message the message that either the order is confirmed or cancelled. how to cancel the confirm transfer of orders.in my case picking is done through the by using the transfer of order. suppose i want to delete the ordaer..

for that first i need to cancel the tor like reversal of the stock(VL09) in normal secnarios and then we delete the delivery and order.

it is very urgent pleae help me regarding this