You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Stephen Lopez.

ASSISTANT: How can I serve you?

USER: Can you help me in booking a flight ticket from PHL to OAK?

ASSISTANT: Sure. Can I know your travelling dates?

USER: I want to travel on 03/31, and need to catch return flight 04/02.

ASSISTANT: Do you need a break with in your route?

USER: Yes, I need a break.

ASSISTANT: What are your preferable timings to travel?

USER: I am comfortable with any time.

ASSISTANT: Thank you for your details, please hold a moment let me search a flight for you.

USER: Sure.

ASSISTANT: We found a Hawaiian airline, flight number:1018 and the price is 100.

USER: Proceed with the booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for the help.

ASSISTANT: Thank you for picking us.