customer: Hello. Myself Stephen Perez. 
 agent: Hello, how can I help you? 
 customer: I want to change my reservation owing an emergency. Can you help me in changing? 
 agent: Sure, please wait a minute. 
 __ 
 agent: Sorry, there is no reservation found with your given name. 
 customer: Ok, no issues. Thank you for the information. 
 agent: Thank you for reaching us.
customer: Ok.