Multichoice doesn't want to refund me

I recently wrote a review about dstv(multichoice) and received a call from their consultant Makamohelo Musi and she told me she was going to help me with my problem and worst she told me to come to hello Peter and say their helping me and give a good review after she gave her email account,now she doesn't reply to my messages and I still have received my money.... multichoice is a ****