Vodafone India — slow internet... please refund my money

Address:	Meerut, Uttar Pradesh, 245206
Website:	vodafone.in

On 29/08/2017 i recharged of 399 rupees in my vodafone number ([protected]). I got unlimeted all calls and 1gb per day 4g data for 84 day. On 30/08/2017 i was register complaint for network issue. The internet is running very slow, giving 2g speed. I registered complaint many times every time they told it will take 6 to 7 days for the solution. But the speed is as it is. Now they take 24 days. Speed remains same. Now i want all my money back please help me to withdraw my money.
Thank you