Unprofessional & theft

They had to deliver a parcel for me today. A urgent one. As i am going to a market tomorrow and need this item for most of my items that im taking to the market. I phoned. 4 times got put through to other people. No one could give me a answer as to where my parcel is. Im still waiting for one guy who said he will find out and phone me back then i phoned back 8 times. And no answer or it gets picked up and put down again. This is very unprofessional . I still dont know where my parcel is. Its theft if they dont deliver