Worst service ever

THE WORST SERVICE EVER. I ordered online I did not get any tracking information on Monday I received a call from Woolworths to confirm my delivery address I gave them the address and was advised that courier will call me . I called them yesterday around 4pm to check my order I was advised that the order returned to warehouse as the courier people couldn't reach me because they were provided with the number I used to register the one but they called me on my new number not the old one . I usually order online and courier leaves my things with the receptionist without even calling me and I the call centre yesterday when I called them they gave me a wrong tracking number because I wanted to query with fast way so I do not know what is happening and worse part those items were on sales and the consultant made it clear that there is nothing that they can do regarding this. This service was really low and after I complained on the line and on social networks I was advised that they will call me yesterday but no one did