TVS Motor Company — newly purchased not working

Address:

Ahmedabad, Gujarat

I have purchased the apache 200 4v from vtech tvs showroom, ambawadi, ahmedabad.My bike number is gj 01 ub 5246.
After few days of purchased bike started to stop automatically.And the service center of that showroom also not solving the exact problem.And they taking 4-5 days for to repair it.But not pfoperly fixed yet.Please short out my problem.