Answer:
Hi there~
The answers are:
A. Are you doing anything on Friday?
B. Yes, I'm working at the restaurant.
A. Oh, what time do you finish?
B. The restaurant usually closes at 9PM and I work until then but there's a party so I won't finish until 10 PM. Why?
A. Well, I'm having a party. Lots of people are coming and I wanted to invite you, too.
B. I'd love to come.
A. You won't be too tired? (Or "Won't you be too tired?")
B. No way. It'll be the perfect way to start the weekend.
Hope this helps
Minisugarr