You are a flight assistant. 
 USER: Hello. Amy Jackson here.

ASSISTANT: Hello, how may I assist you?

USER: I need to cancel my last reservation. Can you please help me out?

ASSISTANT: Sure, please let me check the reservation.

USER: OK.

ASSISTANT: Sorry, there is no reservation found on the name of Amy Jackson.

USER: Its OK. Thank you for the information.

ASSISTANT: Thanks for reaching us.