You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I best serve you today?

USER: I need to book my ticket from DCA to IAH. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, I am gleeful to assist you. When are you planning to go and return back from your journey?

USER: I am planning to start my journey on Sept 02 and return back on Sept 04.

ASSISTANT: Do you prefer any way station in between journey?

USER: Yes, I prefer a way station in between my journey.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No, I din't have any other specifications .

ASSISTANT: May I know your good name please?

USER: Sure, myself Nancy Brown.

ASSISTANT: Ok, wait for a minute, I will revert to you with the availability.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for waiting, we are pleased to inform you that, we have found United airline, flight number 1008, 1 stopover and the ticket fare is 200. Would you like me to book the ticket?

USER: That's perfect, please proceed with that ticket booking.

ASSISTANT: Sure, a seat has been reserved successfully for a economy class flight.

USER: Thank you very much in reserving my ticket for the flight-1008.

ASSISTANT: Thank you for your presence. We hope to serve you again.