customer: Hi. 
 agent: Hello. How may I help you today? 
 customer: I am Donald Wilson. Can you help me in cancelling my recent reservation, as my exam is postponed? 
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 customer: Ok. 
 agent: Thanks for waiting, we did not found any reservation by this name. 
 customer: That's ok, thank you. 
 agent: Thanks for opting us.
agent: Sure, please wait a moment I will check the reservation status.