I don't know anything anymore. I'm not going to show up to the rumble tonignt
The dialogue in this scene impacts the conflict in the story in a couple of ways. First of all, after Darry hits Pony he runs away and ends up killing Bob. Also, it makes Pony think that Darry doesn't like him or want him around.
This dialog affects the conflict in the story because when they run in to save the children Pony and Johnny get hurt.
This dialog affects the conflict in the story because Randy one of the "leaders" of the soc's isn't going to fight the greasers. And Randy ding this changes how Pony thinks of socs.