Telangana State Road Transport Corporation [TSRTC] — rtc tickets

When ever i get into the bus i won't be given my change immediately they always take off the change and go off and if i ask the for ameetpet satyam they give the ticket to sr nagar even if i get in thw bus at paradise a 1 rs is worth for me for my second bus ticket but these people take off the ticket on their wish and say its machine code dats it and when ever i go and constantly ask my change they keep their faces in such a manner that we feel uncomfortable they become angry when we ask our change from many times and sometimes they never stop the bus in a bustop