Capital One Credit Card Complaint

Capital One Credit card department,

Rewards New York

my credit card company ( capital one ) stopped giving me reward points several months ago when i complained they said they would correct the problem but it would take a while. after waiting for a couple monts i called them again and they told me that i had exceeded the rewards maximum, i told them that there is no maximu according to their rewards agreement. i want to file a complaint against them, and get the money the owe me thank you