Hello.
user
Hello, how may I aid you today?
assistant
My name is Michael Lopez. I want to do some changes in my existing reservation. Can you help me for that?
user
Sure, I will help you in changing the reservation.
assistant
Thank you.
user
Please allow me a moment.
assistant
Sure, take your time.
user
Sorry Lopez, there is no active reservation on your name.
assistant
That's ok, thank you for checking.
user
Ok, thank you for reaching us.
assistant