You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I want to attend a marriage in New York. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am perky to help you. May I know your journey dates, please?

USER: My travelling dates are Dec 22 and Dec 24.

ASSISTANT: Please, share me your nearest airport codes.

USER: My airport codes are OAK and EWR.

ASSISTANT: Do you have any connection limit?

USER: I would prefer single connecting flight.

ASSISTANT: May I know your other specifications, if any?

USER: I prefer normal cost airline.

ASSISTANT: Please, provide me your name to proceed further.

USER: My name is Carolyn Smith.

ASSISTANT: Do you have any more requirements to be met?

USER: I want to departure on afternoon.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry to say that, we have not found any flights running on your routes.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for reaching us.