customer: Hello. I am Linda Phillips. 
 agent: Hello, how may I succor you? 
 __ 
 agent: Ok, I will help you with it. Please hold on a while. I will check the status of reservation and let you know. 
 customer: Sure. 
 agent: Thanks for your time. There was no reservation found in airline data. 
 customer: Thank you informing me. 
 agent: Thank you for availing with us. Have a great day.
customer: I want to change my reservation due to sudden demise of my grandfather.