Hello.
user
Hello, How can I assist you?
assistant
Can you please help me in changing my existing reservation?
user
Sure, May I know your name?
assistant
My previous reservation has done with the name Donna Nelson.
user
Please wait a second.
assistant
Sure.
user
Sorry, No reservation found on your name.
assistant
Ok, not an issue. Thank you for providing information.
user
Thank you for availing us.
assistant