customer: Hello. 
 agent: Hello. How can I aid you at this moment? 
 customer: Will you please book me a plane ticket on dates May 27 to May 29? 
 agent: Sure, I am here to help you. Can you please provide your airport codes of journey? 
 customer: My origin is CLT and destination is JFK. 
 agent: Do you have any connection limit preference? 
 customer: Yes, I am looking for a direct flight. 
 agent: Do you have any other specifications for this trip? 
 customer: No. 
 agent: May I know your good name please? 
 customer: I am Shirley Lee. 
 agent: Shirley Lee, there are no direct flight services are available on this route on your provided dates. 
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 agent: Thank you for contacting us.
customer: That's alright, thanks for your assistance.