customer: Hello. 
 agent: Hello, how can I help you today? 
 customer: I want to book a flight ticket from Charlotte CLT to PHL. Can you find a flight ticket for me? 
 agent: Sure, can you please share your journey dates that you prefer to travel? 
 customer: Ok, my planned trip dates are on Aug 18 and return on Aug 20. 
 agent:  Do you require any stopovers in your journey? 
 customer: I need a direct flight to travel. 
 agent:  Would you let us know if you have any other preferences? 
 customer: No, I don't have any other specifications. 
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 customer: Sure. I am Joseph Hall. 
 agent: Sorry to say, no flights found with your requirement. 
 customer: Ok, not an issue. 
 agent: Thanks for reaching us. 
 customer: Thank you for your help.
agent: Please share your name.