Punjab National Bank [PNB] — Refund not issued

Address:

Hajipur ,144221

My name is Neeraj and i had ordered YES2GOOD Samsung Galaxy S9 Plus Case, Magnetic Adsorption Case Metal Frame Flip Cover 360° Tempered Glass Back with Built-in Magnet Cover for Samsung Galaxy S9 Plus [Black], of Rupees 799 in Amazon on[protected], order no.[protected].And i returned this order due to personal reason, and on[protected] Amazon initiated the amount to my card, but i still didn't get the money.Amazon sent this reference no. 30005110341034133936571 and told me to fill charge dispute form but indian bank doesn't have such policy.so please kindly respond to this complaint.its very urgent.My card no. Is [protected] .
Thanks you sir/Madam