Upbhokta Suvidha Kendra — Harassing due to non delivery on time by amazon

Address:

Surat, Gujarat

I have purchased a Mobile Phone Xiaomi Mi4i from Amazon.com booked on 23.08.2015 I have select pay 49 Rs. Extra for confirm delivery with in two days so it should be deliver by 25.08.2015 but I did not received the above said product by 27.08.2015. I have called up customer care many times but they did not give me proper answer to deliver the product on time .So they harassing me lot due to non delivery of product on time and cheat me to gave promise to delivery of product on time.