Who tells Dally to leave the girls alone the outsiders?

In "The Outsiders," Cherry Valance tells Dally to leave her and her friend, Marcia, alone when he starts to harass them. She stands up to Dally, asserting that they don't want any trouble and that he should respect their space. Cherry's confrontation highlights her strong character and sets the tone for her interactions with the Greasers and Socs throughout the story.