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

ASSISTANT: Hello. How can I help you today?

USER: I would like to go to the 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 ticket. Can you please share me your travelling dates?

USER: Sure, I would like to go on 09/20 and return back on 09/22.

ASSISTANT: Ok, may I know your travelling airport codes?

USER: My source and destination airport codes are PHL and JFK.

ASSISTANT: Here, I found a flight flight for you with single connection.

USER: Ok, please proceed for further if it costs you below 500.

ASSISTANT: Your ticket is booked with flight number 1005 and airline is Delta.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight. Thank you for reaching us.

USER: Welcome.