HDFC Bank — policy number 16477637

Address: Pune, Maharashtra, 411045

I was double charged the premium for the policy in the last week of december 2017. The amount is substantial.
When i called your call centre, i was told to update my neft details for refund of premium. This was done (Interaction id[protected].
On 31/12/2017 i got a reply from your side that the neft details have been updated but there was no mention on when the refund will be given. (See screenshot of mail)
Then i have submitted request again (Interaction id[protected] but i am not getting any reply as to when the premium will be refunded.
Please let me know the date by which i will get the refund.