You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I am looking for a flight booking agency to book a flight ticket for my journey, can you do that?

ASSISTANT: Sure, we are happy to help you. Please let me know your travelling dates.

USER: That's sounds good and I have to start my journey on Sept 9th and after my work I will catch the return flight on Sep 11th.

ASSISTANT: May I know your respective airport codes?

USER: Sure, my nearest location source location airport code is OAK and my destination location airport code is JFK.

ASSISTANT: Do you need any stopover in between journey?

USER: Actually, I used to travel in direct flight but now I need a single stop over in my flight journey because it is very long journey.

ASSISTANT: Is there any other specifications for you?

USER: Right now I don't have any other specifications, please check with the above requirements.

ASSISTANT: May I know your good name?

USER: Sure, I am Stephanie Carter.

ASSISTANT: As per your information, there is a flight with American Airlines and the ticket fare is 200. Would you like me to make the booking now?

USER: Yes, it satisfies all my criteria. You can proceed with flight ticket booking.

ASSISTANT: Your ticket is reserved in economy class with the flight-1000. Your depart time is 16:00 PM and again your arrival time is 10:00 AM.

USER: Thank you for your enormous help with my flight ticket booking.

ASSISTANT: Thank you for opting us.

USER: Welcome.