Vodafone — Refund my recharge amount

Address:

Nagpur, Maharashtra, 441105

Dear sir,
I was using vodafone sim having no=[protected], which was a postpaid number, but after 20 days successful working of sim in my vodafone dongle it stopped working suddenly.I thought about bill due, , so I gave payment of Rs 199 but still it was not started, So I visited vodafone store, they told me the number is deactivated.So I am kindly requested you that please refund my amount of Rs.199 immediately.