[Resolved]  Indigo Airlines — luggage didn't arrive

My mother sharda kumari 69yrs diabetic, hypertensive had booked a indigo flight ticket from dehradun to varanasi on 20th april2018. Her pnr number is lig48x. She arrived at varanasi at 6pm but her luggage didnt arrive and she is kept waiting till now. Kindly pay heed to the matter urgently so that elderly passengers are not harassed. She is diabetic and needs medical attention but i am in haridwar. Kindly help her.