********** account in my name

On the 18th of December 2015 I received an sms from Exact telling me that I had a balance of +/- R10 000 in my Exact account that I could spend.The sms seemed legit and meant for me as they used my initials and Surname,I thought that there was probably some kind of mistake somewhere ,my father's initials are the same as mine and he has an account with Exact so i concluded that that probably was meant for him but was still puzzled as to how this mistake could happen when he has had his account with Exact for so long but i let it go.Soon after receiving that sms i got a call from ***,the person who called said they were calling regarding my Exact account and before they could continue I told them that I have just seen the sms and I dont have an account with Exact and that I used to have an account with Foschini but closed it in 2012,she seemed to be very understanding and said she will tell this to her supervsor and ended the call.On the 02nd of January 2016 I received another sms reminding me to pay an amount of R190 on my Exact account and when I called the number on the sms ***) there was an automated response and was notable to speak to anyone and I guess since