You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Brenda Anderson. I want to cancel my last reservation. can you please help me out?

ASSISTANT: Sure, Please give me a minute.

USER: OK.

ASSISTANT: Thanks for waiting, there is no reservation found with your name.

USER: Its OK. Thank you for the information.

ASSISTANT: Thank you.