Hello, I am Stephen King.
user
Hello, how can I help you?
assistant
I want to change my existing reservation as my appointment with my lawyer got postponed.Can you help me with it?
user
Sure, I will help you in changing your previous reservation. Please wait for a minute.
assistant
Sure.
user
There is no reservation done previously on your name.
assistant
It's ok, thank you for your response.
user
Thank you for opting us.
assistant