Samsung — Complain of my order

Dear concerned, my order number is [protected] and I'm Anita from kota Rajasthan and I ordered F23 mobile from Samsung app and earlier some shopping fest was going on the app so I purchased this phone in the offer and samsung India promised me to give free travel adapter and you can see the attachment also it is a screenshot of the mail that I received on the time of order but after my payment samsung India is not providing my adapter and saying that I have to pay for that adapter and I'm complaining to CEO also but they are not responding to it and they have hopeless management and staff nobody gives me any response and they have canceled my order of adapter also without my permission what is this going on samsung India please take action I want my free travel adapter or else I will take action on this and never recommend your company to anyone for purchase thank you