I am a customer at cell c and now they taking more money in my account and one of their consultant told me straight that i cant get a refund.

I signed a router contract with Cell C 3 months ago and we agreed that i am signing for a contract of R199, 99 and it must be an open line,The first deduction was more which i didnt dispute anything from it because was infomed about it , the second month was fine they deducted R199,99 as per our agreement, problem. started on December when they deducted R549 contacted them spoke with Anele who promised me that i will be refunded my money back and the process is gonna take 2 working days fine that was on the 30th of December, yesterday i did a follow i spoke with another consultant who told me i signed for an open line there fore there wont be any refund and we didnt get along with consultant because i know what i signed for... i asked her to put me through to somebody else that consultant told me a mistake was made by a consultant in one of their stores in Germiston she didnt limit my contract propably she forgot , hence i am reporting these people because of their *********** and i also want my money back