Maharashtra State Road Transport Corporation [Msrtc] — refund

Address:

411029

I have booked ticket for the ac shivneri bus for 26/09/2017 from borivali to swargate.
Rs. 530.68 debited from my account but ticket is not booked
I have to book it n pay for it again.
I tried to call customer care number atleast 20 times but it is continuously busy n no one is answering the toll free number.
Kindly refund the money to my account.