请帮忙写两个英语对话?回答者均有奖!

1.A:You look worried, what's the matter?
B:My brother is ill in hospital, I am going to look after him.
A:I am sorry to hear that, what's wrong with him?
B:The docotor said he may catch a bad cold. These days , AIDS is spreading quickly, we are very afraid , we don't know what we should do to stop it, do you have any ideas?
A:My sister is a doctor, let's go and ask her.
A: This is my sister, this is my classmate , Lili.
B:Nice to meet you!
C:Nice to meet you! Welcome to my house, sit dowm, please.
B: Thank you. would you like to tell me how to keep away from AIDS?
C.Oh ,with pleasure. First , we'd better not go to crowded place and keep our rooms clean.
B: What should I do if I must go to the station?
C: You had better wear a smark.Second, we should do more sports to keep healthy, open the windows everyday and keep the air fresh, keep away from the sick person. If you don't feel well, go to see the doctor at once, Do you understand?
B: yes , I see, thank you very much.
C:You are welcome.
2.A: I' m looking for a new job, I will have an interview this afternoon,
B: Congratulations!
A:But I am not sure how to make good impression on the leaders, would you like to give me some advice?
B:OK, I will try me best . I think you should wwear neatly, don't wear the sports clothes.
A:What about the suit?
B: I think that's Ok. second, you must be on time, It is better to get there a few minutes earlier.
A:I see.
B: When you answer the queations, you should see the leaders eyes and keep smiling, you must listen to them carefully.
A: OK, I will. Anything else?
B:When you leave, don't forget to say thank you to them and close the door quietly behind you, It is polite.
A:Thank you very much for your help!
B: Good luck!