You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

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

ASSISTANT: Sure, I'll definitely help you with that. May I know your good name please?

USER: Myself Sarah Thompson.

ASSISTANT: Ok Thompson, please give me a moment to check your reservation status.

USER: Sure.

ASSISTANT: Thompson, there is no reservation found under your name to do cancellation.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for approaching us.