Travelyaari.com — Bus cancelled without intimation no refund

I had booked a bus through travelyaari on 22 Apr 2021 from Jalandhar to Ambala prabh tours and travels tic no [protected] PNR No[protected]
Operator name Prabh Tour And Travels. Coach type PREMIUM SEATER_SEMI_SLEEPER AC
Boarding time 23 April 2021, Fri, 10:27 AM
Boarding point Pap Chowk
[protected]
Passenger details
Name, Age, Sex Seat number Vishwanath desai, 43, M 12 and bus was cancelled without intimation . When I called the given phone no in e ticket the operator just denied and said bus is cancelled . No refund is given till now . I want 100% refund