You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my reservation as my get together program got cancelled. Can you help me?

ASSISTANT: Sure, may I know your name for the cancellation process?

USER: I am Raymond Hill.

ASSISTANT: Unfortunately no reservation found in our database for cancellation.

USER: That's ok, Thanks for your response.

ASSISTANT: Welcome, thank you for reaching us.