customer: Hello. 
 agent: Hello, do you need any help from us? 
 customer: Please help me in changing my existing reservation, as my trip got postponed. 
 agent: Sure, could I have your name please? 
 __ 
 agent: Ok, please allow me a moment. 
 customer: Ok. 
 agent: Sorry, there is no reservation with your name in our portal to make changes further. 
 customer: That's ok, thank you for the response. 
 agent: You are welcome, have a great day.
customer: My name is Linda Collins.