Flipkart — i did not get my replacement mobile

Address:

Allahabad, Uttar Pradesh

Dear Sir / Ma'am Very good morning, This is shivam katiyar from allahabad, I had placed order through Flipkart for Redmi 2 mobile phone on my office address (My order id is OD[protected] and return id is 21417959 contact no is [protected] mail id is [protected]@gmail.com ) on 8 June15 and I get that mobile phone on 11 June15 . the mobile phone is not working correctly microphone of that mobile was not working when i received that after that i called the customer care they told me to replacement and said we send you new phone when you will send your phone on our banglore ware house and i had sent that on 15 June 15 and they received that phone 17 June15 but, till date i didn't get any information of my phone and the customer center is unable to provide any information about my phone and when i ask for the order status they tell me that your consignment is in dispatching process from last 20 days and today 29 june15 .When i called yesterday (28/06/2015) customer care she told me that your phone has been shipped but they don't have any tracking no shipment no of my phone how can it is possible and i am waiting for my phone last 20 days. They are giving me different date for resolve my issue . Please look into this matter plzzzzzz Thanking you