You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I'm Jeffery Wilson.I am planning to for AUS, please search a flight ticket for me?

ASSISTANT: Sure, please provide your destination airport code.

USER: My source code is DCA.

ASSISTANT: Will you provide your travelling dates that you want to travel?

USER: My trip dates are 05/18 and 05/20.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: As per your request, there is a flight with price 200 and the connections 1 is available.

USER: Ok, you can proceed.

ASSISTANT: Your ticket is booked.The flight number is 1005 and the airline is Spirit.

USER: Thank you for your help.

ASSISTANT: Welcome, have a great day.