You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: Please help me to book a flight ticket from JFK to EWR.

ASSISTANT: Sure, let me know your airline preference?

USER: I am happy with any airlines.

ASSISTANT: Do you want to fly in economy class or business class?

USER: I am comfortable with any class.

ASSISTANT: Are there any specific travel timings for your journey?

USER: I do not have time specifications.

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

USER: I need  a single connecting flight.

ASSISTANT: May I know your trip dates please?

USER: My journey dates are from Dec, 02 to Dec, 04.

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

USER: Jonathan Brown.

ASSISTANT: Please stand by.

USER: Sure.

ASSISTANT: Delta Airlines has a connecting flight with number 1014 for fare 100, shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us and have a safe flight.