Hello,.
user
Hello, how may I help you?
assistant
I am Timothy Anderson. I want to change my existing reservation due to postpone of my business meeting. Could you please help me?
user
Sure, I am here to help you. Please stand by.
assistant
Sure.
user
Thank you, sorry no reservation found with your name.
assistant
No worries, thank you for providing information.
user
Thank you for reaching us, have a nice day.
assistant