Myntra.com — amount deducted from my bank but order not placed

I have placed order worth 4005 inr on myntra, money got deducted from my bank. But myntra customer service associate says that they have not received payment. Here is the transaction proof: thank you for using your sbi debit card 510xx3605 for a purchase worth rs4005.0 on pos payust[protected] at www.myntra.com txn#[protected]. If not done by you, forward this email from email id registered with sbi to [protected]@sbi.co.in to block your card. You may also call[protected]