You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you for the day?

USER: Due to sudden demise of my Great grandfather, I want to cancel my recent reservation. Can you please cancel my reservation?

ASSISTANT: Sure, may I know your good name to check the reservation on your name?

USER: Sure, you can check the reservation on the name of Elizabeth Evans.

ASSISTANT: Thank you for providing your good name, I regret that there is no reservation found on your name.

USER: Ok. Thank you for providing information.

ASSISTANT: Thank you for contacting us.