UPSRTC — Money Not Refunded for more than 2 weeks

Website:

www.upsrtc.com/en

I booked a ticket during Lucknow to Anand Vihar and cancelled it but I didn't get refund.. The refund amount was 1818 rupees. I have attached the Cancellation voucher of my ticket. Please check it and help me out. Its been more than 2 weeks and no money is refunded