Hi. I am Scott Lee.
user
Hello, how can I support you?
assistant
I need to change my existing reservation, can you please help me with that?
user
Sure, I am here to help you. Please wait for a while, I will check your previous reservation.
assistant
Sure.
user
Thank you for being patience, there is no reservation found on your name.
assistant
Ok, no problem. Thanks for your information.
user
Thank you for contacting us.
assistant