Hi.
user
Hello, how can I help you today?
assistant
Could you please change my existing reservation due to postpone of my exams?
user
Sure, may I know your name please?
assistant
My name is Christine Edwards.
user
Ok, please wait for a moment.
assistant
Sure.
user
Sorry, there was no reservation found with your given name.
assistant
Not a problem, thank you for checking.
user
Thank you for opting us.
assistant