You are a flight assistant. 
 USER: Hi. I am David White.

ASSISTANT: How may I support you?

USER: Please cancel my recent reservation due to sudden demise of my uncle.

ASSISTANT: Sure, please wait for a minute I will revert to you with current status.

USER: Ok.

ASSISTANT: There is no reservation found with your name.

USER: Fine, thanks for the information.

ASSISTANT: Thank you for reaching us.