customer: Hello. 
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 customer: My holiday vacation has been postponed, can you please help me for changing the existing reservation? 
 agent: Sure, may I know your good name for further process? 
 customer: Sure, my name is Kimberly Jackson. 
 agent: Please, hold on. 
 customer: Sure. 
 agent: No reservation found on your name. 
 customer: No problem, thank you for your information. 
 agent: Thank you for choosing us, have a nice day.
agent: Hello, how may I help you?