You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: My name is Brandon Young, can you book a flight ticket ORD to HOU?

ASSISTANT: Sure, let me know your travelling dates.

USER: Ok, please book for the date 06/13 and 06/15 is the return date.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Do you want connecting flight or direct flight?

USER: Any thing is fine.

ASSISTANT: We found a direct flight with economy class and price is 100 of 1009 flight. Shall I proceed?

USER: Please book the flight ticket.

ASSISTANT: Your ticket has been confirmed with Hawaiian airline.

USER: Thank you for assisting me.

ASSISTANT: Thank you.