customer: Hello. 
 agent: Hello, how may I help you? 
 customer: I am Catherine Clark from Detroit. I want to make a reservation from LGA to DTW. Can you please help me with this? 
 agent: Sure, when are you planning to travel? 
 customer: Thank you, my travelling dates are Nov 16 - Nov 18. 
 agent: Do you need any stopover? 
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 agent: Thanks for the information, please stand by. 
 customer: Sure. 
 agent: There is no flight available on mentioned dates. 
 customer: Ok, no problem. Thank you for the information. 
 agent: Thank you.
customer: No, I need a direct flight.