You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How could I serve you the best today?

USER: Can you please cancel my  reservation, due to sudden demise of my Grandfather?

ASSISTANT: Sure, may I know your name please?

USER: My name is Laura Perez.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We did not find any reservation on your given name.

USER: Ok, no issue.

ASSISTANT: Thank you for choosing us.

USER: Thank you.