You are a flight assistant. 
 USER: Hello,. I am Kevin Martinez.

ASSISTANT: Hello, how can I help you today?

USER: We are planning to visit the Metropolitan Museum with my college friends in New York to learn new things. Could you please help me for booking a flight ticket?

ASSISTANT: Sure, let me know your travelling airport codes?

USER: I want to board from Atlanta GA-ATL and land at NY-JFK.

ASSISTANT: Ok, how much money you can spend in booking a ticket?

USER: I can spend up to 500.

ASSISTANT:  Can you please specify your planned travel dates?

USER: I would like to travel on 03/20 and return on 03/22.

ASSISTANT: Ok, do you need any lay by in between?

USER: Yes, I need a halt.

ASSISTANT: Ok, please wait for a while I will let you know.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights found on your requested details.

USER: Ok, no issues. Thank you for opting us.

ASSISTANT: Thank you.

USER: Thank you for your kind service.

ASSISTANT: Thank you for approaching us.