KFC India — Money had debited from account but the survey got time out and I haven't got my refunded money yet

Address:

KFC The Capital Mall

Hello sir,
I am Yash. At 16th April, i went to “The Capital Mall”.
There I saw KFC shop. So, i went there and order large bucket biriyani and chicken lagpice of Rs.400 + 40 GST = 440₹, then i wait quea then i ordered my order and makes payment with phone of Rs.440₹ but unfortunately my internet was slow because of that i got time out. But my money Debited from my account. So, i told to the KFC's employe that payment is done
Do he replied “don't worry, your money will refund within 24 hours”
But yet the money is not refunded