Uttar Pradesh State Road Transport Corporation [Upsrtc] — Refund regarding

I have booked a ticket from Kaushambi to Spn on[protected] boarding through Lakhimpur Depot, I have booked the same through UPSRTC, due to some reason I had cancelled the ticket. UPSRTC has charged 96as cancellation fee and marked 571as refundable amount. UPSRTC has confirmed the said amount will be refunded in 7 working days. But till now, even after 18days of cancellation I have not received the refund for the ticket.
Therefore, I request you to take the required action and refund the amount as soon as possible.
Below are the original ticket and cancelled ticket details:

Annexed:
Original Ticket PDF
Cancelled Ticket number

Ticket number-[protected]
Booking id[protected]
Transection id-BUS_71256_[protected]
Depot name-Lakhimpur
From Kaushambi to Shahjahanpur

Cancellation ref no.-[protected]
Cancel date-12/04/2022
Cancelled by-[protected]