Gomechanic Car Service - Damaged my car

I had opted for a service of car standard service on **-**-****, of car no. DL *CAK**** which was miss printed as DL *C QK****, had an issue of ac s soon as my service got completed, the service men told me that it's just a minor problem might due to car wash done by us. so the service man told me its too late i'll rectify the problem tomorrow by collecting the car from the resident, next day the driver came and took it to the workshop early in the morning, it was approx **:** pm i called at the service station the guy said the problem has been resolved and will send it back at your place as soon as possible then another guy from the workshop called me and said there is a fault of compressor ball such thing and gave me an estimate of Rs.****-**** and said will do it for you without any labor cost as they knew it was their fault,....again after * hours the service man called me and said that the compressor is fully damaged and would cost around **-**K....so after a long talk a told them to return my car.the next day the driver came at my resident and droped the vehicle at my apartment and gave the keys to my apartment guard. so soon as i came i saw that the bumper, front grill and headlight of right side of the car was damaged.i was appreciate that go mechanics would compensate all the losses of the compressor, bumper, grill and light.otherwise i would raise a case against the companywaiting for a quick reply
go mechanics station, badliadd: Shed no. *, Gate no. *, Badli Rd, Industrial Area, Delhi, ******concern person at the station *) Amandeep  - ***********) Rohit - **********
car details:Hyundai i** Asta **** Dieselmake:****Reg. No. DL *C AK ****
SERVICE BILL AND JOB CARD HAVE BEEN ATTACHED 
--
Accurate International
Parth Gupta
+**-**********