customer: Hello. 
 agent: Hello. How can I help you? 
 customer: I want to cancel my recent reservation due to sudden postpone of my exams. Can you help me with that? 
 agent: Sure, I will help you. 
 customer: Thank you. 
 agent: May I know your name? 
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 agent: Please wait for a while. 
 customer: Sure. 
 agent: Sorry, there are no reservation found on your name. 
 customer: Ok, no problem. Thank you. 
 agent: Thank you for choosing us.
customer: I am Emma Moore.