Hi.
user
Hello, how can I assist you today?
assistant
I am Daniel Lopez. I need to change my existing reservation, Can you please help me with that?
user
Sure, please wait for a moment.
assistant
Sure.
user
Sorry to say that, no reservation was found with your good name.
assistant
Ok, no problem.
user
Thank you for opting us.
assistant
Thanks for your information.
user