Hello.
user
Hello, how may I serve you at this moment?
assistant
I want to change my existing reservation, due to some health issue. Can you please help me out?
user
Sure, we are here to help you.
assistant
Thank you.
user
May I know your name please?
assistant
My name is Andrew Gonzalez.
user
Sorry to inform you that, we did not find any reservation against your name.
assistant
That's ok, thank you for checking.
user
Thank you for choosing us.
assistant
Global@123.
user