Hello.
user
Hello, how may I help you?
assistant
Can you please help me in changing my existing reservation?
user
Sure, can I know your name?
assistant
My name is Frank Mitchell.
user
Please hold on a moment.
assistant
Sure.
user
Sorry, there is no reservation found on given name.
assistant
Ok, not an issue. Thank you for providing information.
user
Thank you for reaching us.
assistant