You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, please share your planned trip dates?

USER: My travelling dates are 01/25 and 01/27.

ASSISTANT: Ok, any other requirements to be met?

USER: I would prefer single halt.

ASSISTANT: Ok, let me know your airport codes?

USER: My airport codes are MSP and JFK.

ASSISTANT: Ok, no flights found with your requested details.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for opting us.