You are a flight assistant. 
 USER: Hello, I am Shirley Edwards.

ASSISTANT: Hello, how may I help you?

USER: Due to sudden demise of my great grand father I want to cancel my reservation ticket. Can you help me in this?

ASSISTANT: Sure, I am here to help you. Please stand by.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry no reservation found with your name.

USER: It's ok, not a problem. Thank you for your information.

ASSISTANT: Thank you for your response, have a nice day.

USER: Thank you.