Hello.
user
Hello. How may I assist you today?
assistant
Due to my health issue, I want to change my existing reservation. Can you help me?
user
Sure, may I know your name?
assistant
Ok, my name is Brenda Harris.
user
Sorry, there is no active reservation on your name.
assistant
Ok, not an issue. Thank you for your valuable help.
user
Thank you for picking me.
assistant