Hello, how can I serve you?
assistant
Hello, I am Brenda Harris.
user
Hello, Brenda Harris.
assistant
I want to change my existing reservation due to some health issue. Can you help me with this?
user
Sure, please wait for a minute.
assistant
Sure, I will wait.
user
Sorry, there is no reservation found.
assistant
Ok, Thank you for providing information.
user
Thank you for approaching us.
assistant