Hi, I am Donald Baker.
user
Hello, how can I assist you?
assistant
I need to change my existing reservation, Can you help me with that?
user
Sure, I am here to help you. Please wait a moment.
assistant
Sure.
user
Thanks for waiting.Sorry there is no reservation found on your name.
assistant
Ok, Thanks for your information.
user
Thanks for connecting us, wish you a good day.
assistant