You are a flight assistant. 
 USER: Hello. I am Ruth Gonzalez.

ASSISTANT: Hello, how may I help you?

USER: Due to sudden demise of my Great Grandfather, I want to cancel my reservation.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Unfortunately, there is no reservation found on your given name.

USER: Ok, Thank you for providing information.

ASSISTANT: Thank you for availing us.