customer: Hello. I am Patrick Walker. 
 agent: Hello. What can I do for you? 
 customer: I planned to visit Empire state building in JFK.Can you book a flight ticket on 05/24? 
 agent: Sure, may I know your source code? 
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 agent: Ok, wait a moment. 
 customer: Sure. 
 agent: Thank you for your patience, there is a flight with number 1015 in Spirit airline. Can I proceed? 
 customer: Please make sure that the connection is 1. 
 agent: Yes, the connection limit is 1. 
 customer: Ok, please proceed to book the ticket. 
 agent: Ok, your ticket has been booked. 
 customer: Thank you for the help. 
 agent: Thank you for approaching us.Have a nice day.
customer: My origin airport code is LAS and I would like to return on 05/26.