Extremely bad service

. Received extreme bad service from Woolworths online. I placed a food order on 10th of Jan. Was supposed to be delivered by the 12th. Nothing came. And no one phoned me to explain why. I phoned them a few times after that, they still could not deliver or give me a reason why. On the 15th I said I want a refund as this is redicilous. It is now the 25th and I still don't have my refund. Very very poor customer service, not communication. They should not be in the delivery business. Order number o***