Hi.
user
Hello.
assistant
I am Gregory Smith.
user
How could I aid you today at this moment?
assistant
I want to change my existing reservation. Can you help me in this?
user
Please give me a moment.
assistant
Sure.
user
Unfortunately we did not find any reservation on your given name in our data.
assistant
Not a problem, thank you.
user
Thank you for choosing us.
assistant