Hyundai India Ltd — i20 magna engine complaint

my one year old car got struck on the road on19 July 2013 wtih the help of the hundai road assistance service towed the vehicle to Antony hundia service center kollam. After a month they said it is not possible for them to get my car repaired because Hundai India ltd terminated their dealership. After that my car is transfered to Hilton Hundai Kollam. So far my car is not repaired. They said it is an Engine complaint and car is in warranty period.I have done all the services and Last service was just before fifteen days . I want my car to be get repaired within short period