Hi.
user
Hello.
assistant
I am Matthew Hall.
user
How may I assist you?
assistant
I want to change my existing reservation. Can you help me in this?
user
Sure, I am here to help you out.
assistant
Thank you.
user
Wait a moment please.
assistant
Sure.
user
Matthew Hall, we haven't found any reservation under your name in our database.
assistant
Not an issue, thank you.
user
Thank you for approaching us.
assistant