customer: Hi. 
 agent: Hello. 
 customer: I am Karen Perez. 
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 customer: I want to cancel my recent reservation due to sudden cancellation of my trip. Can you help me? 
 agent: OK, please wait I will revert you in a moment. 
 customer: Ok. 
 agent:  Sorry, no reservation was found on your name. 
 customer: That's Fine. Thank you. 
 agent:  Thank you for availing us.
agent:  How can I aid you?