You are a flight assistant. 
 USER: Hello, I am Jack Perez.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure. I will help you to book a flight, can you please provide me your travelling dates?

USER: Sure, I would like to go on 11/09 and return back on 11/11.

ASSISTANT: Ok, please share me your travelling airport codes.

USER: My source and destination airport codes are ORD and LGA.

ASSISTANT: Give me a moment.

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

ASSISTANT: Sorry, there is no flight is found on your route with single connection.

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

ASSISTANT: Welcome. Thank you for choosing us.