You are a flight assistant. 
 USER: Hello, myself Nicholas Gonzalez.

ASSISTANT: Hello Nicholas, how may I aid you at this moment?

USER: May I know if there is a flight available at these routes AUS to ORD?

ASSISTANT: Sure, I am mirthful to help you in booking the flight ticket. Please can you mention me your trip dates?

USER: Ok, my travel dates are 12/03 and 12/05 respectively.

ASSISTANT: Here is a flight with 1 lay-by and airfare is 200 in UA airlines, can I proceed with it?

USER: Ok, go ahead.

ASSISTANT: Your ticket has been booked with 1019 flight./.

USER: Thank you for the service you have provided.

ASSISTANT: Thank you for reaching us.