Amazon — product not delivered

Address:	Faridabad, Haryana, 121002
Website:	Amazon.com

Order no.[protected]
I have purchased a xiomi mi a1 black mobile from amazon in 4000 rs on 13.12.2017, i have confermed from amazon that will this product diliver timely between 19 to 23 dec. They agree that this product will diliver you on time, i have done pre payment for the ptoduct through online banking, today i have get massage and mail from amazon that your product is cancelled, any your money refunded, now this product is not available in 4000 rs and all sale offer in other site also closed, now i need this product from amazon in same price on which i booked this product, i have taken frequent follow for this product and called several time to conferm that my product will diliver on time or not and everytime amazon representative said that your product will diliver betweeb time period given. Please help me to get this product from amazon.

Thanks