Hello,.
user
Hello.
assistant
I am Kenneth Harris.
user
 How can I help you?
assistant
I want to change my existing reservation due to some issues, can you please help me with that?
user
OK, 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 your information.
user