DELIVERED OF DAMAGED GOOD

I bought a coach on the 23 march 2015 cash,Russels delivered coach to me and it was inside the plastic after we signed delivery note, we open it only to find that one coach was damaged and we called them to come and collect it and they took long , after some time they decide to come and collect it,after they collect it we called wanted to find out how far and they told us their waiting for quatation from Gomma gomma, now they tell us that we must pay, but the coach quarantee was not even finished.