customer: Hello. 
 agent: Hello, how can I help you? 
 customer: I am Robert Jackson, I want to cancel my reservation due to ill health. 
 agent: Sure, I am happy to help you. Please wait for a moment. 
 customer: Ok, sure. 
 agent: I am unable to find your ticket booking to cancel your ticket. 
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 agent: Thank you for reaching us, have a nice day.
customer: It's ok, anyway thank you for the information. Have a nice day.