Mary : "Hi"
Adam : "May I come to see you this afternoon, Mary?"
(Adam said that he want to come this afternoon)
Mary : "Certainly"
(Mary said that she agreed)
Adam : "What time will you be at home?"
(Adam asked when Mary was at home)
Mary : "I'll be at home all afternoon"
(Mary said that she at home all afternoon)
Adam : "Fine. I'll come at about five o'clock"
(Adam said that he'll came at about five o'clock)
Mary : "All right. I'll be waiting for you at about five o'clock"
(Mary said that she'll be waited Adam at about five o'clock)
Adam : "See you, Mary"Mary : "See you"