i Need a single bed room in istanbul kadikoy or near from kadikoy

I am coming for some work in istanbul i already visited 3 months before Kadikoy but i was stayed in hotal which was very expensive for me.i came concerning for some business and now i want to come again. i prefere to live in appartment single room and single bed small room + kitchen included rent with all utitlity and wi-fi.i will not much stay in home because i want to marketing in istanbul and set some work.I need room with good and cheap price near to the buss stop.if my i will get some people who knows english to speak it will very better because too much language problem in istanbul