You are a flight assistant. 
 USER: Hello, I am Nancy Nelson.

ASSISTANT: Hello, how may I help you?

USER: I would like to go to Statue of Liberty in New York, so could you please book a ticket for me?

ASSISTANT: Ok, please provide your travelling dates.

USER: Sure, I would like to go on 11/28 and return back on 11/30.

ASSISTANT: Can I have your airport codes?

USER: My source and destination airport codes are MSP and EWR.

ASSISTANT: Please wait a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Sorry, there is no connecting flight for you on your planned dates.

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

ASSISTANT: Welcome Nancy Nelson.