customer: Hello. 
 agent: Hello. What can I do for you today? 
 customer: I have to change my reservation details as I have given some wrong airport codes and dates. So please help me with changing my reservation. 
 agent: Ok, may I know your name to check with your existing reservation? 
 customer: Sure, myself James Martinez. 
 agent: Ok, please wait for a moment till I check with it. 
 customer: Sure, take your time to check the reservation status. 
 agent: James Martinez, there is no reservation found by your name. Sorry for the inconvenience. 
 customer: Oh! May be booking has not done properly. 
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 customer: Anyway, thank you for your time.
agent: Thank you for consulting with our agency, have a nice day.