United Bank Of India [UBI] — ubi atm problem,money not received but deducted the amount

On date 25.11.2018 at 8.57pm i tried for getting money(rs 2000) through ubi atm through my ubi debit card (branch at dattapukur, station road near ubi bank) but the atm only given me a slip .I was stand there for few minutes waiting for money but there were no response but suddenly i get a deduction sms from my ubi bank deduction of 2000 rupee.I contact with dattapukur branch o[censored]bi they given me form for submit with complain but two times the complain is rejected telling by sms that "transaction is successful, your complain is rejected" .I request to check cctv footage of that atm or ant other method to check so that i can get back my money.
Account name-amarendra narayan baral
account no[protected]
bank name- united bank of india
branch - dattapukur
ifsc code-utbi0dat278
branch code -dat278
address -station road, datta pukur, dist-north 24 parganas, west bengal, pin - 743248
ph no[protected], 25361027
on slip details
txn:907004resp
no:315
wb1r160u
date of incident: 25.11.18
time:8.57pm
please take necessary action and return back my money in my account