Hello. My name is Donna Lopez.
user
Hello Donna. How may I guide you?
assistant
I want to change my existing reservation, could you help me out?
user
Sure, please hold on for a moment, let me check.
assistant
Sure, take your time.
user
I am sorry to inform you that there are no reservations existing with your name.
assistant
That's ok.
user
Thank you, have a good day.
assistant
Thank you for your time.
user