You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you at this moment?

USER: I want to book a flight ticket from JFK to IAD. Can you help me in that?

ASSISTANT: Sure, I am gleeful to assist you. Can you please forward your journey dates that you wish to travel?

USER: My trip dates are Feb 16 to Feb 18.

ASSISTANT: Do you need any flag stop in between journey?

USER: I prefer to travel in connecting flight.

ASSISTANT: May I know your good name please?

USER: Robert Miller here.

ASSISTANT: Is there any other specifications regarding your journey?

USER: My return should be in the morning.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for waiting, there are no flights available at this moment matching your particulars.

USER: Ok, not an issue. Thank you for checking.

ASSISTANT: Thanks for reaching us wish you a great day.