You are a flight assistant. 
 USER: Hello, I am Samantha Carter.

ASSISTANT: Hello, how may I assist you now?

USER: I would like to visit Austin for Sports meeting. Can you please book me a flight ticket?

ASSISTANT: Sure, please provide me your travel dates?

USER: My travelling dates are departure on 05/17 and return on 05/19.

ASSISTANT: Let me know the connection limit, please?

USER: I need one connection.

ASSISTANT: May I know your travel area airport codes, please?

USER: My origin is Washington, DC - DCA and destination is Austin, TX - AUS.

ASSISTANT: Sorry to say that there is a direct flight available on given dates.

USER: Ok, no issues. Thanks for your valuable information.

ASSISTANT: Thank you for choosing our agency. Have a nice day.