Coca-Cola — bad behaviour of supervisor

My self Syed Mohd Akhtar. im 72 years. retired accounts officer. on 14th feb a van no. DL-1Lk6877 full of coca cola products arrived near my place at 1 shop.on seeing ad on the back of the truck i asked for a sprite 1.25 liters from the shopkeeper.The shopkeeper told me that he not received that 1.25 liter since 27th oct 2009. i contacted to the supervisor of that van and acertained the statement of shopkeeper and asked them that when you are not supplying this item why the ad is exhibited on the back of th said van.Th supervisor told me that i should file the suit against the company in the court of law for removing the ad from the van..
his name was Vivek kumar.
he is not supposed to talk in this manner with a senior citizen.. please do smthing..