Parcel not delivered-No feedback

On Thursday 6th I placed an order online on the CNA website. I paid via credit card. CNA dispatched the parcel using their courier of choice Dawn Wing. My online order says it has been completed although I am yet to receive my parcel. On phoning Dawn Wing Head office and dealing with Benny, I am yet to get a reason why or where the parcel is or when I am going to get it. It is for my sons birthday in 2 days time. The POD sent to me is a \receivers copy"and is signed by one Simon Syabanda"