customer: Hello. 
 agent: Hello. How can I help you? 
 customer: Could you assist me in cancel my recent reservation? 
 agent: Sure, could you please tell me your name? 
 customer: I'm Carolyn Roberts. 
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 customer: OK. 
 agent: Sorry to inform you that there is no reservation found on your name. 
 customer: OK. Thank you for information. 
 agent: Thank you for reaching us.
agent: OK. Give me a moment Carolyn.