You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I want to see the West Coast's tallest building named Smith Tower at Phoenix, can you please avail me a flight ticket within the fare limit 500?

ASSISTANT: Sure, we are glad to help you. Kindly assign your preferred dates of travelling.

USER: 12/26 and 12/28 are my planned travelling dates.

ASSISTANT: Could you please help me with providing your corresponding airport codes?

USER: I would like to start from New York, NY-JFK to reach Phoenix, AZ-PHX.

ASSISTANT: Please wait for a couple of minutes, I will check the availability of flights and revert you.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a flight with number 1011 and airline Spirit at a price of 200 with 1 connection. Shall I proceed?

USER: Yes, you can proceed with the booking.

ASSISTANT: Sure, may I know your name?

USER: I am Kenneth Phillips.

ASSISTANT: Thank you your booking is done.

USER: Thank you.

ASSISTANT: Have a nice day.