Hello.
user
Hello, how may I aid you?
assistant
I am Raymond Young. Can you please help me in changing my existing reservation?
user
Sure, please hold on for a moment I will check your details and proceed further.
assistant
Sure, I will wait for your response.
user
Sorry to say, there is no reservation on your name in my database.
assistant
Ok, not an issue. Thank you for providing information.
user
Thank you for reaching us, have a nice day.
assistant