Make a simple dialogue using polite manner expressions based on these situations

1.your young brother is watching tv loudly . you have examination tomorrow .
2.your teacher is bringing many books , she can't close the door . you want to help her to close the door



U = Ma'am could i help you go to close the door.
your teacher = how kind you are thank you so much.
1. You: Nathan, would you mind to decrease the volume please? I have an exam tomorrow. I must read some books. Your brother (Nathan): No problem..
2. You: Miss Axel, you'd like to come in. Let me open the door for you miss. Your teacher (Miss Axel): Yes please. Thank u.