Failing to still to the promise as per their 2018 catalogue

Their Ref # ********** 105 and # ********** 228, it was 2017 October, when the broker from securefin by the name of Andile come to our company to do the presentation about discovery medical aid, then he explained about Vitality programme that discovery offers when intending to leave the healthy life, I got my self interest in the vitality program, however I wasn't going to be able to take vitality only I must also take the medical aid, and I risked by changing my medical aid to discovery with one aim of getting the benefits of vitality, I needed the apple watch for runners, I was told that when buying it and activating healthy gear, I will get 25% cash back and the other amount will be splitted into 12 months, and there after if I am achieving the weekly goals then I will get cash back every month provided I meet my weekly goals of the month. after all these I committed myself and bought the watch from Totalsport which cost me R5000, and I did get the cash back as promised, there after when I was enquiring about the monthly cash back I am told that that benefit is not yet activated yet it is there on their 2018 catalogue on pager 14, more over they first denied it until I called the broker who still says the benefit is there, and its does not specify the its still be launched, from the 1st of February 2018 they are telling me that they are still working on the case, the last communication I got from them was the email that was telling me that the benefit is not activated. I feel I have miss leaded and their catalogue is advertising something which is not working, more over I have forfeited my good benefits from my previous medical aid, and the only reason I decided to change over to Discovery medical aid was mainly for vitality programme hence I am a marathon runner, but now I find myself having to pay totalsport and get no cash back for devise booster benefit as per catalogue adverti*****t. Please assist me my number is ********** 328, email address is **********