You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you today?

USER: I want to cancel my reservation due to sudden demise of my uncle, please help me with it.

ASSISTANT: Sure, we are here to help you. May I know your name to check your details in our database?

USER: Sure, My name is Catherine Lewis.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Catherine Lewis, there is no reservation found on your name to cancel.

USER: Fine, thanks for the information.

ASSISTANT: Thank you for reaching our service.