帮忙写几段英语对话

帮忙写几段英语对话
1.You are calling your teacher to make an appointment for a meeting (and why).The teacher has a very tight schedule and sometimes you are not free.So both of you make three or four suggestions before you finally agree on a time that is acceptable for both.
2.Student A:You have a supper appointment with your friend this evening.However,your boss asked you to work late,so you telephone him/her to cancel the appointment.He is having a meeting and you leave a message for him.
Student B:You are a secretary.Your boss’s friend calls to say that he/she has to cancel his appointment with your boss when your boss is in a meeting.You take a message for him.
3.You and your roommate go to the department store to buy some clothes.You two walk about the store and finally decide on your choice.
4.Your roommate talks with you about similarities and differences between university life and high school life.