Pathetic and Horrible service

On the 01/04/2015 I requested petrol for R 300 and I paid with my Card.It was declined but I could not believe the reason given as I had access to check status and balance of the card.Due to the fact that I inserted my pin already I had to quickly use nearby ATM to pay in cash and I asked the patrol attendant to give me proof that the transaction was decliened which as usual he did.After a week a realised on my statement that I actually paid twice..I went back to the Garage on the 7/04/2015 to explain to the official what occurred and I was treated like a ***** by the Official and Management of Sasol. The lady behind the Counter told me the responsible official to attend to my query was busy receiving stock that I must wait or come back later. The person who I was told is an assisting Manager of the Station then told me to come back the following day/ morning. I went there and in the next morning then he said later which I had no problem with and I returned on Wed 08/04/2015 at about 17h. I have returned to Sasol Paledi yesterday on the 17/04/2015.The same lady behind the counter went to the back to call that very same assistant Manager with \I don't care attitude "to come an att"""