Bajaj Auto — Failure in clutch plate

I had my second service of my Bajaj pulsar ns 125 in a authorised showroom in vasai the bike was absolutely good till then, , after the service i started facing some issues exactly day after the surviceing the compressor got weak and the bike stopped working on middle of the road I went to the service centre and explained the problem and even said that the bikes pickup has been reduced they said that your bike need to be updated the guy said that this is what you get in 125cc bike exactly after 4 day the clutch plate got very weak know those people are asking for Rs.3, 000/- for repair and saying that there is no warranty of any such part...