Capital One complaint: Card credit card issue

I had advice Capital one Card Department I was discussing my credit increase. Because I was Advice that every 6mos they would review my payment History and would give me a increase. Also I had ask your agent if it would have a effect if the credit line increase Did not go through.It would not effect my credit score. And I was advice by to of your phone Agent; that it would not happen apparently it did. now!! my credit went from 718 to 692. I been working with my attorney trying to better my score. And again the first time that i had talk with your firm. I had told him never mind I don’t with the increase and he said. He had cancelled it so it would be on your record. And I replied Thank You!’ Nevertheless!!! you sould have a recording of our conversation.This is my sworn true statement.I had report it to your Supervisor explaining the situation that accorded.12112021 (586)222-3880 card ending0753.