text: Ruth: Chris, don't forget about Nathan's appt
  Chris: Today?
  Ruth: Yes, I told you last night! 4:30
  Chris: Oh boy,  I'm gonna have to leave work early.
  Ruth: Just tell them you'll work it off later at home.
  Chris: Fine, just tell him to be ready at 4
target: Chris is having an appointment with Nathan today at 4:30.