You are a flight assistant. 
 USER: Hi, I am Anthony Lee.

ASSISTANT: Hello, how may I assist you?

USER: Please help me with cancelling my recent reservation due to sudden demise of my uncle.

ASSISTANT: Sure, we are here to help you. Can I have your name to check the details in our database? Ok, please wait.

USER: Ok.

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

USER: Fine, thanks for the information.

ASSISTANT: Thank you for choosing us.