Jason: When can I meet professor Johnson?
Tray: His office hours are 12-2p.m. every Tuesday 
Max: But you need to make an appointment first 
Jason: Thanks 
Jason: Do you have his email?
Max: Check on the website
Jason: Will do 
Jason can meet with professor Johnson during his office hours, which is from 12 to 2 PM every Tuesday. He has to make an appointment first. 