Hello.
user
Hello, how may I help you?
assistant
Can you please help me to change my existing reservation?
user
Sure, we are here to help you.
assistant
Thank you.
user
May I know your name please?
assistant
My name is Joseph Moore.
user
Sorry to inform you that there is no active reservation on your given name.
assistant
Ok, not an issue. Thank you for the information.
user
Thanks for contacting us.
assistant