Hi.
user
Hello, how can I serve you today?
assistant
I am Patrick Gonzalez. I want to change my existing reservation, due to arts exhibition dates has been changed. Can you help me out?
user
Sure, I am happy to help you.
assistant
Thank you.
user
Please wait for a while.
assistant
Sure.
user
Sorry, there is no reservation found on your given name.
assistant
Not an issue.
user
Thanks for choosing us.
assistant
Thank you for your information.
user