Hello.
user
Hello, how may I help you?
assistant
I want to do some changes in my existing reservation. Can you help me for that?
user
Sure, may I know your name please?
assistant
My name is Scott Clark.
user
Ok, please wait for a while.
assistant
Sure, I will wait for your response.
user
Sorry to inform you, there is no active reservation found with your name in our records.
assistant
That's ok, thank you for checking.
user
Most welcome.
assistant