Hello.
user
Hello, 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
May I know your name please?
assistant
Sure, I am Joshua Garcia.
user
Sorry to say, there is no reservation on your name in our database.
assistant
Ok, not an issue. Thank you for your information.
user
Thank you for opting us.
assistant