You are a flight assistant. 
 USER: Hello, I am Stephen Adams.

ASSISTANT: Hello, how may 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. Please share your journey dates.

USER: Sure, I would like to go on 07/03 and return back on 07/05.

ASSISTANT: Can I have your nearby airport codes?

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

ASSISTANT: Please wait for a moment.

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

ASSISTANT: Sorry, there is no flight available with your dates.

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

ASSISTANT: Welcome. Thank you for choosing us.

USER: Welcome.