Honda Twister Bike
Problem in engine

Hi,

I bought my new honda bike from ganpati autos, sector-14, gorgaon, haryana. on 08-08,

and after 1933 kilometer i got some problem in that in i go there n told them tht i m facing this kind of problem n i given them on 27th sept but till date 7th sept.10 I didnt get any response from there side and when i called them they told me that spare part is not avilable right now. So, What can i do sir please help me.