customer: Hi. 
 agent: Hello, how can I help you? 
 __ 
 agent: May I know your name please? 
 customer: Thank you. I am John Phillips. 
 agent: Sorry to say, there is no reservation on your name in our database. 
 customer: Not an issue. Anyway, thank you for the information. 
 agent: Thank you for opting us.
customer: I would like to cancel my flight reservation as I am unwell, can you please help me?