Amazon — Product not returned

Address:	Hindnagar Colony, Transport Nagar, Lucknow, Uttar Pradesh, 226012
Website:	www.amazon.in

I have purchased the product called Amazon Kindle tablet on 10/06/2022 for Rs.7, 999.00 which I ordered to return by 15/06/2022 but due to some fault from company end my mobile number was put under blocked category and the person to collect my device returned empty handed. and now the return period has expired. I am returning solely because, I didn't liked the device interface. So i need your assistance. They even gave me an option via email to return the item by 13/09/2022 along with another item on my home address but no one cam to collect the kindle and only one item tat was a pen I ordered later was collected. kindly assist me.
order number=[protected].