Empty Promised McCarthy Master Cars Gezina

Good day, I bought my vehicle from McCarthy Maters Cars in Gezina May 2020 was assisted by Johannes Manganyi ,have been promising me spare key and it has been 10months now and i have been waiting , Hello Peter please assist me to get the spare key the guy was freindly and helpfully before the Sales , now that he got the sales , he is giving me attitude sometimes doesnt pick up my calls or respond to my whatsup messages this is very unprossional and poor service please assist