customer: Hi. 
 agent: Hello. How may I guide you today? 
 customer: Can you please reserve me a flight ticket from DEN to CLT? 
 agent: Sure, can you please share your preferable journey dates? 
 customer: My trip dates are 12/31 - 01/02. 
 agent: May I know your name please? 
 customer: Katherine Miller here. 
 agent: Do you have any connection limit? 
 customer: I need a direct flight. 
 agent: Is there any specifications? 
 customer: No, thank you for asking. 
 agent: I am sorry to say that there is no flight found under your details. 
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 agent: Thank you for reaching us.
customer: Not a problem, thank you.