1. Who is this message from, and for whom?
2. Write down the old and new appointment information.
3. How does the speaker feel? How do you know?
4. Check your calendar and plan a call-back response. What better date/time can you suggest? What good reason can you give? Write out your notes.
5. Ask yourself: Did you identify specific factual details and implied meanings; formal and casual style and register; language functions; emotional states from tone and intonation; the situation and relationships between speakers; and feelings such as interest, likes/dislikes, preferences.

1-The message is from Tom to the Amran.

2-The old appointment is Thursday the new one is September 21 at 3 pm.

3-He is afraid.because he will not open the clinic this Thursday.  

4- The better time is in May 22 at 3 pm.The reason that the doctor has emergency operation.