customer: Hello. 
 agent: Hello, how may I aid you? 
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 agent: Sure, I am here to help you. 
 customer: Thank you. 
 agent: May I know your good name please? 
 customer: Sure, my name is Sarah Nelson. 
 agent: Please wait for a while. 
 customer: Sure. 
 agent: Sorry to inform that, there is no reservation found on your name. 
 customer: No problem, thank you for information. 
 agent: Thanks for reaching us.
customer: I want to cancel my reservation as I am busy and can not go to the trip. Can you please help?