Hi.
user
Hello.
assistant
I am Brian Gonzalez.
user
Brian, how can I help you today?
assistant
I want to change my existing reservation. Can you please help me in this?
user
Sure, I will help you with that. Please wait for a moment.
assistant
Sure.
user
Sorry Brian, there is no active reservation found under your name in our database.
assistant
Not a problem, thank you.
user
Welcome.
assistant