You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am Raymond Phillips. Owing to an emergency I want to cancel my reservation, can you help me?

ASSISTANT: Sure, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say, no reservation found with your name.

USER: No problem, thanks for checking.

ASSISTANT: Thanks for reaching us.