i made a deal with him to trade a car and i gave him my car and when it was his turn he give another car and ran away

i made a deal with someone to trade cars and he take my car and go he gave me a trash car but we made a deal for anothe car

I made deal with someone to trade cars and i say it all recorded and ask him if he sure he give me the car and i said every thing is recorded and he said that ok and when i give him the car he gave me a trash car and go