Holding for more than 51 minutes on a call

I literally stood on the call for more than 51minutes as the lady that answered me asked that I hold while checking. I decided to hang the call as there was no response. I logged a case of ***** on my savings account on the 21 September for an unauthorized transaction and was following up today as i stood on a call on this number; ***. Kindly find my Reference number for assistance: ***