Hi.
user
Hello, how may I assist you today?
assistant
Please help me to change my recent reservation.
user
Sure, may I know your name for the changing process?
assistant
Michelle Harris.
user
Thank you, please wait for a minute.
assistant
Sure.
user
 Sorry, we couldn't find a reservation on your name to change.
assistant
Thank you for your information.
user
Welcome, thank you for reaching us.
assistant