customer: Hello. 
 agent: Hello, how best I can aid you at present? 
 customer: I am Dennis Young, want to cancel my reservation. Can you please help me? 
 agent: Sure, I am glad to help you. Please allow me a few minutes to check the reservation. 
 customer: Sure. 
 agent: Thank you for waiting, no reservation was found on your name to cancel. 
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 agent: Thank you for visiting us.
customer: It's ok, thank you.