You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in booking my flight ticket from LAX to CLT?

ASSISTANT: Sure, please share me your trip dates.

USER: My trip dates will be Mar 20th to Mar 22nd.

ASSISTANT: May I know your class preferences?

USER: I am flexible with any class.

ASSISTANT:  For booking, we need your good name. Please mention it.

USER: I am Sharon Turner.

ASSISTANT:  Do you need direct flight or connecting flight?

USER: I prefer a connecting flight.

ASSISTANT:  Sorry to say that, there are no flights available on the routes of your journey.

USER: Its ok, thank you.

ASSISTANT: Thank you for opting us.