customer: Hi. 
 agent: Hello. 
 customer: Brandon Lopez here. 
 agent: How may I assist you? 
 customer: Can you cancel my flight ticket reservation? 
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 customer: Ok. 
 agent: Wait a moment please. Brandon Lopez, we regret to inform you that there is no reservation found on your name in our records. 
 customer: Ok, that is not a problem. Thank you. 
 agent: Thank you for reaching us.
agent: Sure, I am here to help you out.