customer: Hi. 
 agent: Hello, how may I aid you today? 
 customer: Can you book a flight ticket from CLT to ORD? 
 agent: Sure, may I know your planned travel dates? 
 customer: My trip is in Aug from 9th to 11th. 
 agent: Do you have any other requirements? 
 customer: I prefer a single break in my journey. I want to depart in afternoon. 
 agent: Ok, please provide your name. 
 customer: Pamela Jackson here. 
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 customer: That's ok, thank you for the information. 
 agent: Thank you for approaching us.
agent: Sorry, there were no flights found on your route.