You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I need to reserve my ticket from New York, EWR to Washington, DCA. Will you please help me with booking a flight ticket?

ASSISTANT: May I know your travelling dates?

USER: My planned travel dates are from Jan 28 to Jan 30.

ASSISTANT: Can I know your connection limit?

USER: I need a connecting flight in my journey.

ASSISTANT: Do you have any other preference?

USER: No, thank's for asking.

ASSISTANT: Can I know your name please?

USER: Sure, myself Robert Green.

ASSISTANT: We found an economy class ticket provided by United airline with the flight number-1013 and the fare 100. Is it ok for you?

USER: That's fine for me, please proceed with that flight ticket booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.