unprocessed refund and horrible call centre servic

I would like to firstly like to complain about Tempest Car hire at the Cape Town international Airport. I hired a car with them and completed a form for my banking details for refund purposes and till this date it was never processed.<br> On Thursday the 06 March 15, i called tempest call centre on the 0861 call centre no i spoke to a lady and she said my account was rejected and re-processed, she then confirmed my account details as well as my cell no and she said she will call me back in 5min and she never did. I called tempest again on the10 March spoke to a different agent confirmed the same thing and said she will check with finance then confirmed my cell and she never called. Today on the 13 October i call again i I am then tranferred to 4 times before speaking to a lady said the same thing that was said to me last week and requested my bank statement and when i asked why she said she will call me back and i asked why will she call me back cause i hav been hearing that since last week and she said she wants to speak to her superior n she will call back in 5min and i said i will hold for 5min, i hold n then was transferred to a lady by the name of Nobesuthu Mzolisa who **** to me