You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Help me in booking a flight ticket from JFK to IAD.

ASSISTANT: Sure, let me know your travel dates?

USER: Desired dates are June 16 to June 18.

ASSISTANT: Would you like any lay off in your journey?

USER: Yes, but make sure to book in normal cost airlines.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Ok, can you share your name to proceed further?

USER: I am Deborah Allen.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: United Airlines has a connecting flight with number 1017 for fare 100, shall I proceed?

USER: Proceed to book it.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thanks for booking.

ASSISTANT: Thank you for choosing us.