You gave me too little information, which made it difficult for me to solve it. Dogs generally symbolize the id, or their own morality. Cats generally symbolize lazy and cunning character. In this way, you may be dissatisfied with your cunning personality. . . . This seems far-fetched. ...
Another level of explanation. There are people (maybe girls) around you who make you feel like a cat, and your morality is rejecting his existence.
A dream in one sentence is hard to understand. ...