You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am James Smith, I want to cancel my reservation due to bad heath. Can you help me with cancellation?

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: No reservation found on your requested dates.

USER: Ok, thanks for the information.

ASSISTANT: Thank you for approaching us.