Uber India — charges fare

I booked a cab on 16 dec 2017 and it was showing me a fare of 273. By the time i have completed my ride the total fare got revised to 360. I generally take ride from the same departure place to the same destination place and get charge correctly then why the price got increased this time. There was no waiting to driver and we have straight completed our ride and even there was no traffic.

Please take prompt action against such illegal practice and help me get my money refunded back...