Wells Fargo & Company Bank Account Or Service Complaint

Wells Fargo & Company Bank account or service department,

Checking account Using a debit or ATM card California

On -/-/2016 I was charged $280.00 by -. On -/-/2016, I was also charged an additional $340.00 by -. Upon check out, The hotel gave me a receipt that shows these two amount would be refunded to my debit card ending in -. But I never received that refund. Wells Fargo sent me a letter saying they messed up their investigation and that the credit of $630.00 was permanent. But then 2 weeks later took back the money and refuse to give it back. I called the hotel and the hotel manager said they refunded me that money the same day I checked out and that the bank had made some kind of error. The bank does not want to refund me my money even though I have provided them with proof after proof.