bad service

I call 8ta call centre in may checking when my contract end consultant told me end of august after that I receive statement and sms state that my contract is ending I call then again they give me different story June they debit my account I call them they promise me that July they won debit they do again n make unpaid they promise to refund me even now I didn't receive it I spoke with consultant she promise that somebody will contact me but one did my experience with 8ta was bad I never see the case took 3 months