Swiggy — I have ordered from Instamart grocery but few items was not receive

Address: Banglore

See june 13 of this month I ordered grocery from Instamart the order id[protected] after giving every details of the order history and after begging so many times there refund me 440rs actually I have to get 883rs but there are saying we can't help more then this but there said that next time it will not happen again with u and I said my money get block I need my money back means there are not agreeing with me saying only one word sorry means sorry nothing more than that word