Hello.
user
Hello, how may I help you?
assistant
I am Angela Gonzalez. Due to some reasons my business meeting postponed, so I need your help to change my existing reservation. Can you help me?
user
Yes, sure. Wait a minute.
assistant
Ok.
user
Sorry Angela, I didn't found any reservation with your name.
assistant
Thank you for your help.
user
Thank you to visit here.
assistant