Hello.
user
Hello, how can I help you?
assistant
I am Samuel Gonzalez. Can you please help me in changing my existing reservation, as my football match got postponed to some other date.
user
Sure, please wait for a moment.
assistant
Ok.
user
Sorry to say that, there was no reservation found with your given name.
assistant
No problem, thanks for your information.
user
Thank you.
assistant