B: No problem, what class would you like to take?
A: I would very much enjoy taking a Psychology class because I'm crazy.
B: There are two classes that are still open.
A: Which days are these classes on?
B: The first class is a Tuesday and Thursday class from two to three.
A: What about the other class?
B: The other class is on Monday and Wednesday from ten until noon.
A: Are you sure there are no more open classes?
B: I'm positive.
A: Sign me up for Monday and Wednesday.
B: Okay, I'll sign you up.