You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to travel a round trip to Oakland, CA - OAK to attend for a live concert. Can you please help me for booking?

ASSISTANT: Sure, please share me your travelling dates?

USER: I will depart on 03/20 and return on 03/22.

ASSISTANT: May I know your name?

USER: Sure, I am Kenneth Allen.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a halt.

ASSISTANT: Thanks for your details, we found 1019 Hawaiian airline with single connection and price of 200. Shall I proceed with booking?

USER: Ok, please confirm.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us.