A: Good morning, I made an appointment with Dr. Smith, but I have to change it. B: When you made your appointment, what day did you choose? A: My appointment was on Wednesday. B: At what time was that appointment? A: It was for 4:00 in the afternoon. B: I can see the appointment that you had. What day do you need to change to? A: I want to change to next Tuesday. B: What time would you prefer? A: I would prefer three o'clock in the afternoon. B: I will put you down for that time. Thank you for calling to reschedule.