The potential romantic moment's being interrupted had him annoyed. Maxine's being pulled away had him vexed. Her sounding even remotely frightened had him incensed.
"No, thank you, Miss," he said, removing her hand. One hand slipped into his sleeve to press a button, and minor manipulation of magnetic fields did a bit of his pushing people for him as he stalks over, sets his hand on Maxine's shoulder, and stares. "The lady does not need you to get her anything."