You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hi.

USER: I am Eric Harris.

ASSISTANT: How may I help you?

USER: Actually, I want to cancel my resent reservation.Can you help me out?

ASSISTANT: Sure, just a second please.

USER: Ok.

ASSISTANT: No reservation found on your name Mr. Eric Harris.

USER: That's fine.

ASSISTANT: Thank you.

USER: Thank you for your help.