customer: Hi. 
 agent: Hello, how may I help you today? 
 customer: Could you please help me to change an existing reservation as my trip got postpone due to bad weather conditions? 
 agent: Sure, may I know your name please? 
 customer: I am Kimberly Edwards. 
 agent: Please wait for a moment. 
 __ 
 agent: Sorry, there was no reservation found with your given name. 
 customer: Ok, not an issue. Thank you for your information. 
 agent: Thank you for opting us.
customer: Sure.