S wants to go both days or nobody goes.
Prof is clear that I would enjoying going but would not be upset if I couldn't. He is annoyed that she hasn't done the 2 hour session but is insisting she can handle 6 hours and then 8 hours of subbing. I listened but didn't offer opinion, it is between them.
Me: mid 40s female
Mr Dom: late 40s. 10 months
Prof: 50s. 3.5 years.