A: Could you help me to register for a class?
B: Do you know what class you want to take?
A: Are there any Psych classes available?
B: I believe there are still two Psychology classes open.
A: On what days are the classes?
B: There is one class on Tuesday and Thursday from 2 to 4.
A: Can you tell me about the other class?
B: It's from 10-12 on Monday and Wednesday.
A: You're positive that these are the only classes left?
B: These two are the only ones.
A: The class on Monday and Wednesday will be fine.
B: Very good.