customer: Hello. 
 agent: Hello. How may I help you at this moment? 
 customer: I would like to cancel my flight ticket booking due to cancel of sports match, can you please help me in flight ticket cancellation? 
 agent: Sure, I am here to help you with that. May I know your good name to check whether your previous ticket is exist or not? 
 customer: Thank you for your positive response and my name is Mark Smith. 
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 customer: Sure. 
 agent: Sorry to inform you that, I have not found any previous ticket in our confirmation chart list with your details. 
 customer: No issues with that one, thank you for your quick search and providing the information. 
 agent: You are welcome. Thank you for reaching us. 
 customer: Welcome.
agent: Ok, please hold on for a minute.