You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you aid me in booking a flight ticket from EWR to JFK?

ASSISTANT: Sure, may I know your planned trip dates?

USER: Sure, I would like to go on Feb 27th and return back on Feb 29th.

ASSISTANT: Is there any connection limit?

USER: Ensure it is a single connecting flight.

ASSISTANT: May I know your arrival and depart timings?

USER: Ensure the depart time is in the evening.

ASSISTANT: Do you have any airline preference?

USER: Ensure it is in the business class.

ASSISTANT: Please forward your name.

USER: Myself Joshua Rodriguez.

ASSISTANT: Thanks for your details, please be o hold.

USER: Sure, take your time.

ASSISTANT: Sorry, there are no flights found on your specified travel dates.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: Welcome.