customer: Hello. 
 agent: Hello, What kind of help are you expecting from our side? 
 customer: I would like to change my existing reservation because my trip dates are got postponed, can you help me? 
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 customer: I am Jerry Roberts. 
 agent: Thanks for providing your name, Please stay online, I will check the previous list and revert to you. 
 customer: Sure, take your own time. 
 agent: Thanks for remaining so positive, We are sorry to specify that there is no active reservation found on your name. 
 customer: That's ok, thank you for checking. 
 agent: Thank you for your presence. We hope to serve you again.
agent: Sure, I can change your reservation right now. Before that I need to know your good name please?