And he may influence others that shmoozing with a girl is okay.
So after he is punished, the Rosh Yeshiva gives a Shmooze on it, and for the past six years they have been told girls are the devil sheself, you are still worried about influence?
You must feel very poorly regarding their yeshiva (which explains your position, it must be an OTD yeshiva) and the bochrim there.