problem in bike

Location/place: koota

Name of company/service: honda

dear sir, my name is manish kumar .i bought honda shine bike 3 months ago,from the date of purchase i got a problem in bike which related to gear shifting ,bike gears are not working properly .i told to the service centre team abt this problem they did something but problem has not solved ,after two services the problem is as it is..i bought this bike from evershine honda ,dadabari.and i go for the service in modern honda whichi s nearest to me..i told abt this to evershine honda but they says roodly thst if u have a problem with bike come only our service centre .sir plz tell me if i did any kind of mistake if i m unable to go there..plz help me out.
contact no.9660852099
mail [email protected]