Amazon have refunded a item

Amazon has refunded a item for missed delivery date so refunded the buyer it gets better the parcel has been delivered i contacted amazon and they told me.

"We sincerely regret about the inconvenience caused to you and truly apologize for the impact of this situation on your business. We would do our best to assist you on this case.

Kindly contact with the buyer via buyer-seller messaging and if they received the item please follow below resolution.

If they want to return the item they can do so but if they want to keep it to retrocharge the buyer’s payment method for order ID the buyer will need to contact Amazon Customer Service directly by phone or email to have their payment method recharged. They must provide us with the order ID and authorization to charge their payment method. "

i have heard it all so the customer now gets free products