customer: Hi. 
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 customer: I want to attend a live concert which is held on 12/10 and I want to return on 12/12. Can you book me a flight ticket? 
 agent: Sure, I will help you in booking. Can you please provide your airport codes? 
 customer: Yes, I would like to travel from Chicago, IL-ORD to Philadelphia, PA-PHL. 
 agent: Do you have any other specifications? 
 customer: Yes, my price should be under 500. I need a direct flight. 
 agent: Please wait a moment, I will check and revert you. 
 customer: Ok. 
 agent: We found a Southwest airline with flight number 1003 matching your preferences. Shall I proceed with Direct flight and fare is 100? 
 customer: Yes, please proceed with this booking. 
 agent: To proceed may I know your name please? 
 customer: My name is Margaret Scott. 
 agent: Your ticket has been processed. 
 customer: Thank you for the help. 
 agent: Thank you for reaching us, have a nice day.
agent: Hello, how may I help you?