Hello.
user
Hello, how can I aid you?
assistant
My name is Ronald Lopez. I want to change my departure day in my existing reservation, can you please help me out?
user
Sure, please wait for a moment.
assistant
Sure, take your time.
user
Sorry, there is no reservation found on your name in our database to change.
assistant
That's ok, thank you for the information.
user
You are welcome.
assistant