When do you think this conversation took place?

M: Do you know if the book shop is still open?
W: Yes, it’s open till six.
M: Thanks a lot.
W: You are welcome.

W: Judy earned a lot of money over the summer as an advisor for that agency.
M: I don’t doubt it. What surprises me is that she is still working there, now that classes have started again.
W: Oh, that doesn’t sound very good.
M: I hope she knows what she was doing.