Samsug tab 3,7inc

I booked my device for service and never got it from on the 10-12-2014.when i go to the store to found out about Jabu keep saying his looking into the meter it's almost two months without the device i'm paying for,Jabu gave me a no *** to call it's their repairs department i spoke to Hadi,he said the device was booked in but send back to the store,i went back to Jabu he said the device is not there,he gave me his email address [Email Removed] we can communicate with since they don't have a store manager to take calls when we call store,on email still theres no device but his not showing any way forward,the device info PRE 165293,IMEI ***,Cell no ***.please help me get my device back.