Contoh dialog singkat yang lengkap ada asking giving and refuse

"hey liza, do me a favor?" (asking)
"What can i do to help?
"Can you help me with this question? its very hard."
"Let me see. Oh, the answer is b." (giving)
"Thank you. how about this one?"
"I'm sorry, but i dont know the answer yet." (refuse)
"That's okay. thank you liza."