contract without my consent

on feb 2014 I entered into a 24 months contract (R399pm)with Telkom mobile which I app**** at Telkom Mall of the north Branch,my contract elapsed on Jan 2017,at feb they deducted R100 and gave me 1gig which I didn't mind as I know that I had to go to the branch to cancel, for them to stop deducting, the beginning of march I filled in the cancellation form from the branch,they also requested my bank statement to accompany their cancellation which I provided, on the 14 march a lady from Telkom called me and told me she see that I would like to cancel my contract however I don't have to as I can continue to get 1gig of data every month and continue to pay R100 as it happened in feb,she further advised that this is not a contract anytime I can cancel,i agreed and den continued to receive 1gig data while paying R100.on the 1st of each month I would receive a massage which state"Dear customer,your Bonus 1024MB data bundle has been activated.the data bundle will expire in 30 days''the problem started this month when they debited the money but I never received the data or d sms as usual.i called customer care that morning on the first and she told me that on her side it shows that I did receive and used all,then I asked what did I do with one gig with few minets,she hanged up,then on the 3rd I went to the Telkom mall of the north where I initially app**** my contract where I was told that they don't deal with complains they only sell(with attitude),I then asked to cancel as it was not a contract then I was told that you cant cancel as your contract its 5months,then I got shocked as I never signed any new contract,i never submitted any documents,i never app**** for anything,then they old me I did it with a lady at centurion,i told them that I do not even know where centurion is,this is a ****,i requested my signed contract where they still told me its non of their busness I shuld just call head office..the consultant at mall of the north was Lerato,i then called head office where I was told it will take 72hours,i was assisted by nozinhle who was helpful,72hours passed and I called where I got a rude consultant who said 72 hours its 9days.i den requested the recordings of the 14 march,i was denied them..then from the 3rd until the 20th with no feedback I called again today where I met the same rude consulatant her name nonkululenko,which she told me that am in a contract which does not give me 1gig but 150mb and minets,which all this Iv never seen them,when I ask for my statemnts as I never received them I was told the systems are down call again tommorw,i am in a contract I never agreed or sign up for,i get charged for sumthing I never received,all I want is to close this as I received very bad service from Telkom mobile,i recently app**** for Wi-Fi router and if I had known about this I wouldn't have wasted my hard earned money with them,mall of the north Telkom am never going in the.my details are ********** 821 incedent number is ********** 1