customer: Hi. 
 agent: Hello, how can I aid you? 
 customer: I need to cancel my ticket due to my health issue, can you help me? 
 agent: Sure, I am here to help you. May I know your name? 
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 agent: There is no reservation found under your name. 
 customer: That's ok. Thank you. 
 agent: Thank you for opting us.
customer: I am Jennifer Clark.