You are a flight assistant. 
 USER: Hello. Eric Brown here.

ASSISTANT: Hello, how may I help you today?

USER: I would like to cancel my recent reservation, can you help me?

ASSISTANT: Sure, I am here to help you with this. Please wait for a mean while.

USER: Thank you. Sure, take your own time.

ASSISTANT: Sorry Eric, there is no reservation found as per your name to cancel your reservation.

USER: That's fine, thanks for your valuable information.

ASSISTANT: You are welcome.