You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me to cancel my recent reservation due to sudden demise of my great grand mother?

ASSISTANT: Sure, I am here to help you for this. Could you please share me your name?

USER: I made a reservation by this name Helen Hall.

ASSISTANT: Just a moment, let me check your reservation status in our database.

USER: Sure.

ASSISTANT: Sorry for inconvenience, no reservation is found under your name.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you very much for contacting our agency.