Hello.
user
Hello, how can I serve you?
assistant
I want to change my existing reservation, can you please help me with that?
user
Ok, please share your name and let me see if I can help you with it.
assistant
Myself Brian Martinez.
user
kindly wait for a while, I will revert back to your shortly.
assistant
Ok.
user
We don't have any reservation in our list with the name Brian Martinez..
assistant
No problem, thank you for the information.
user
Thank you for reaching us.
assistant