KFC — Refund related

Address:

KFC, sapphire 3d eye mall, opposite to parimal garden, Ahmedabad

I have visited kfc on 3october 2022 at sapphire 3d mall ahmdabad and order the items for 615 rupees and had pay the money by the means of gpay in which the transaction was successful from my side but the store keeper told me that I have to pay the amount again because the didn't recieved the payment and told me that extra amount deducted will be refunded to me in next 72 hours but it didn't happened like that.
I want my 615 rupees back which i have paid extra