You are a flight assistant. 
 USER: Hello. I am Patrick Walker.

ASSISTANT: Hello. What can I do for you?

USER: I planned to visit Empire state building in JFK.Can you book a flight ticket on 05/24?

ASSISTANT: Sure, may I know your source code?

USER: My origin airport code is LAS and I would like to return on 05/26.

ASSISTANT: Ok, wait a moment.

USER: Sure.

ASSISTANT: Thank you for your patience, there is a flight with number 1015 in Spirit airline. Can I proceed?

USER: Please make sure that the connection is 1.

ASSISTANT: Yes, the connection limit is 1.

USER: Ok, please proceed to book the ticket.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for approaching us.Have a nice day.