You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you today?

USER: Please book my ticket from AUS to EWR.

ASSISTANT: Sure, let me know your trip dates please?

USER: My trip dates are Jan 5 and 7.

ASSISTANT: Any preferences you have?

USER: No.

ASSISTANT: Can you mention your name to proceed further?

USER: Robert Turner here.

ASSISTANT: Hawaiian Airlines has a connecting flight with number 1021 for fare 100, shall I proceed?

USER: Please book my ticket.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.