The ticket was not booked. But the money was deducted from my sbi account

I tried to book a railway ticket by using paytm application.

The ticket was not booked. But the money was deducted from my sbi account.

The details are as follows:
Debited amount: 185.63 rupees
Date- 29/12/2017
Time- 16:45:03
so what can i do...