customer: Hi,. 
 agent: Hello, How exactly I can serve you the best today? 
 customer: I want to change my recent reservation as my joining date got postponed. Can you help me in changing? 
 agent: Sure, I will help you with that. 
 customer: Thank you. 
 agent: May I know your name to check your details in our database? 
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 agent: Please wait a while. 
 customer: Sure. 
 agent: Thank you for waiting. I have checked in reservation list to change your ticket, but could not find any reservation with your name. 
 customer: Not a problem, thank you for the information. 
 agent: Thank you for reaching us.
customer: My name is Brenda Garcia.