customer: Hello,. 
 agent: Hello. How can I serve you? 
 customer: I want to change my recent reservation as my joining date got postponed. Can you help me in changing? 
 agent: Sure. May I know your name? 
 customer: My name is Elizabeth Moore. 
 __ 
 customer: Sure. 
 agent: Thanks for waiting, There is no reservation found on your name. 
 customer: No problem, thank you for the information. 
 agent: Thanks for choosing us.
agent: Please wait for a while.