Hello.
user
Hello, how may I help you?
assistant
My name is Donna Moore. I want to do some modification in my existing reservation, can you help me for that?
user
Sure Moore, I can help you with that. Please wait a moment I will check your reservation status.
assistant
Sure, take your time.
user
Sorry to say, no reservation found under your name.
assistant
That's ok, thank you for checking.
user
Thank you for choosing us, have a nice day.
assistant
Welcome.
user