Airtime scamm.?

I was sent 2k airtime by someone 3min later the person called me , it was a guy , he was telling me that his the one that mistakenly send the airtime to me that I should pls send it back to him that the airtime was meant for his father in the village,So as a good Samaritan that I am😂 I sent it back so the guy now later called me again that thank u and he said he has something he want to give me for sending the airtime back I said ok, Then he said I should send him my number that he wants to give me 5k airtime but before that they are going to send a code to me so am going to give him the code for him to activate the airtime for me🤔. should I send the code.??