[Resolved]  Amazon India — refund not received without my permission amazon cancel my order

During great indian festival time jan 21 iam ordered one mobile phone and one case from amazon the same day i just canceled the back case. So i will contact the amazone live chat about refund he told me 12 to 24 hrs i will be credited and that foolish guy cancel my phone order also with out my permission and the refund still i dont get. I will contact them they told me just wait for jan 31 whats service they are provide with out my permission they are canceled my order and take my money from me its some kind off money looting they take 31000 rs from me and they are not giving any thing. So please help me to move against them in legally. And they are not sure when i get the refund always saying foolish excuses.