KFC India — Paid 2 times but no refund

I had ordered at kfc R city mall mumbai.
Paid 2 times for 1 order through upi scan rs 1519 . The counter person told me that she did not receive amount. So I tried again. Same thing happened. Then I should her bank debit sms and statement of debit in axis bank app in my mobile. But still she refused to give my order. Then finally I paid cash. When I asked her what about 2 upi payments, she told it will be refunded. But even after 50 days ... no refund. I have emailed and whatapp them bank sms details, my bank statement, my receipt of kfc. But they are not listening. Now they want screenshot of the payment made. How can some1 get the screenshot ater 50 days of payment. It's not possible. But all details are in sms n bank statement. But they are not listening. Kindly help to get my 3038 rs back.