You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I have a client meeting at Atlanta. Can you please help me in reserving the ticket from LAX to ATL?

ASSISTANT: Sure, please share your journey dates?

USER: I am planning my trip on June 18 and again I will return back on June 20.

ASSISTANT: Do you have any specifications?

USER: I am flexible with single connection.

ASSISTANT: Is there any class preferences?

USER: My class preference is economy.

ASSISTANT: Please wait for a while.

USER: sure, I will wait for your response.

ASSISTANT: Thank you for your valuable time, unfortunately no flights available on that route.

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

ASSISTANT: May I know your good name please?

USER: Myself Carolyn Miller.

ASSISTANT: Thank you for choosing us.

USER: You are most welcome.