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

ASSISTANT: Hello, how can I assist you?

USER:  I would like to book a flight ticket to New York to overview the city. Can you help me for booking on 02/24?

ASSISTANT: Sure, when do you want to return?

USER: My return date is on 02/26.

ASSISTANT: Ok, Let me know your source.

USER: My nearest boarding airport code is Atlanta, GA - ATL.

ASSISTANT: Ok, Kindly mention your destination.

USER: My destination New York airport code is NY - EWR.

ASSISTANT: Ok, please mention your price limit.

USER: My price limit is should be under 500.

ASSISTANT: Ok, please wait for a few minutes.

USER: Sure.

ASSISTANT: Thank you for waiting, There were no flights found with your given details.

USER: Ok, no problem. Thanks for your help.

ASSISTANT: Thank you for opting us.