Hello, I am Dennis Evans.
user
Hello, How can I helpful to you?
assistant
Due to an emergency meeting, I want to change my reservation.
user
Ok.
assistant
Can you help me with it?
user
Sure, please wait for a minute.
assistant
OK.
user
Sorry, there is no active reservation found with your specified name.
assistant
No problem, thank you for the information.
user
Thanks for availing us.
assistant