You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I need your help to book a flight from PHL to AUS.

ASSISTANT: Sure, please provide your trip dates to reserve your seat.

USER: Sure, I want to travel on Feb 23 and need to return on Feb 25.

ASSISTANT: May I know your name?

USER: Myself John Anderson.

ASSISTANT: Do you need any layover between your trip?

USER: Yes.

ASSISTANT: Do you need business class or economy class?

USER: I am comfortable with any class.

ASSISTANT: Is there any other requirements?

USER: I prefer an normal-cost airline to travel.

ASSISTANT: Hawaiian Airlines, flight number:1026 with single connection and price:100. Is that Ok for you?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you.

ASSISTANT: Thank you for contacting us.