You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you at present?

USER: I want to cancel my recent reservation due to sudden demise of my granny. Can you help me with that?

ASSISTANT: Sorry, I can help you with that. May I know your name to check your reservation?

USER: William Rodriguez is my name.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

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

USER: No issues.

ASSISTANT: Thank you for opting us.

USER: Thank you for your information.