customer: Hello. 
 agent: Hello, how may I support you today? 
 customer: As my plan to visit my grandmother's house got postponed, I need your assistance in changing my earlier reservation. 
 agent: Ok, let me know your good name to check is there any earlier reservation on your name. 
 customer: My name is Betty Gonzalez. 
 agent: Ok, Betty Gonzalez. Please standby. 
 customer: Ok. 
 agent: Thanks for being hold, we did not find any earlier reservation on the name of Betty Gonzalez. 
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 agent: Thank you for choosing us, have a nice day.
customer: Ok, no problem. Thank you for the information.