Hello.
user
Hello.
assistant
I am John Anderson.
user
How can I assist you?
assistant
I need to amend my reservation, can you help me out please?
user
Sure, I will help you to change your reservation.
assistant
Thank you.
user
Sorry, no reservation found on your name to change.
assistant
That's ok, no problem. Thank you for your help.
user
Welcome, have a nice day.
assistant