You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: Can you please help me in cancelling my recent reservation?

ASSISTANT: I will help you with that. Please wait for a minute.

USER: I have reserved my flight ticket with Margaret Wright.

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

USER: Ok, fine not an issue. Thank you for informing me.