Overcharged

<p>I got to the end of my trip and I was waiting to seen on the screen what trip cost me and it was taking long to generate my fee of trip and drives asked me what did it tell me what I requested.how much it will be and I did not answer and driver immediately told me to give him r40 and I knew that I had r100 off.my first ride and when I got inside system eventually showed me my trip was r7 including my 100off Toyota corolla 12:26 century city to bonteheuwel</p>