You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Nicole Jones.

ASSISTANT: How can I assist you today?

USER: I want to travel Washington to meet my entrepreneur partner's. Can you please help me in booking the ticket from AUS to DCA?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I will drop-off 08/14 and again I will return back on 08/16.

ASSISTANT: Please give me a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for waiting, there is no flights found under your preferable details.

USER: Not a big deal, anyhow thank you very much for your service.

ASSISTANT: Welcome, have a great day.