Hi.
user
Hello. How can I aid you?
assistant
Owing an emergence, I want to change my existing reservation. Can you please help me with it?
user
Sure, may I know your name for further process?
assistant
My name is Jonathan Scott.
user
 Please wait I will revert you.
assistant
Ok.
user
Sorry, no reservation was found on your name.
assistant
Ok, no issues.
user
 Thank you for availing us.
assistant
Thanks for the help.
user