Hi.
user
Hello, how may I help you?
assistant
Due to some entrepreneurship meeting, I am going to change my existing reservation. Can you help me?
user
I will help you with that please share your name to proceed further.
assistant
Paul Edwards here.
user
 I am very sorry to inform you that there is no reservation found under your name in our database.
assistant
No issue, thanks for the information.
user
Thank you for choosing us.
assistant