Flipkart — Money not credited in my account but Flipkart is telling we have credited in your account

My name is yateesh kumar. My issue is that i have ordered realme earphones from flipkart in which i got damaged products. After that i returned that parcel they told me they will do replacement but after 2 days i got message that replacement was cancelled by seller they will do refund i waited the estimate date of refund was till 21st aug, 2020 then they told refund has been intiated by seller wait till sept 2, 2020 till now i have not received money. When i complain to bank they are telling contact to flipkart when i am complaining to flipkart they are telling contact to bank. So atlast no body is helping sir. The amount i have to get is rs 849. The flipkart had given me reference number i. E.,[protected]. So i want to investigate this issue. Kindly help.