Hi. I am Brian King.
user
Hello, how can I be your helping hand?
assistant
I want to change my existing reservation. Can you help me in this?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait for a while, I will check your previous reservation.
assistant
Ok.
user
Thank you for your time, there is no reservation found on your name.
assistant
Not an issue, thank you.
user
Thank you for reaching us.
assistant