Anna : Hi, Tony! What are you doing here?
Tony : Hi, Anna! Nothing, just searching some interesting books to borrow. And you?
Anna : I just accompany Sarah to return some books she borrow
Sarah : Hey, Anna. I'm done so---Oh, I'm sorry are you busy right now?
Anna : Oh, hey Sarah let me introduce you to my friend. Sarah this is Tony, Tony this is Sarah
Tony : Hi, Sarah! Nice to meet you!
Sarah : Nice to meet you too Tony
(The period bell rings)
Tony : Oh, it's look like I have to go. See you again later
Anna & Sarah : Bye Tony
Semoga bisa bantu :)