You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Owing to an emergency, I just need to cancel my recent reservation. Can you please aid me with cancellation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Sure, Emma Anderson is my name.

ASSISTANT: I am sorry to say that there is no reservation found under your name.

USER: That's Ok, thanks for your service.

ASSISTANT: Thank you for reaching us.