You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you aid me to book my ticket from AUS to DCA?

ASSISTANT: Sure, let me know your travelling dates?

USER: My travelling dates are May 19 and May 21 respectively.

ASSISTANT: Do you have any connection limit?

USER: I prefer for single connecting limit.

ASSISTANT: Is there any other specifications?

USER: No other specifications.

ASSISTANT: Can I know your name?

USER: Matthew Hall here.

ASSISTANT: We found a American airline with flight number 1010 and fare 200 with class is economy. Shall I proceed with booking?

USER: Please proceed for booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.