Hyundai Motor India — ac issue

My car no is mh50a 3901 from maharashtra and now in hyderabad for tourism and in between ac is not working so given in kun united hundai. They told us gas leaking but later told compresser issue. And not available at them. I requested to check in other centres in city but they refused. Still my car is there kindly do n
Eedful as toll-free no called three times but not giving proper answer. They given no which have no any information and then they also give another no which were told us that they will call back but still not received. Is this way you provide service to customers...