customer: Hello. 
 agent: Hello. How could I assist you today? 
 customer: I would like to change my reservation as I am leaving for delegates meet, can you please help me out? 
 agent: May I know your good name please? 
 customer: Richard White here. 
 agent: Just hold on a moment. 
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 agent: We did not find any reservation on your given name. 
 customer: Ok no problem, thank you for your services. 
 agent: Thank you for choosing us.
customer: Sure.