You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Brenda Gonzalez here.

ASSISTANT: How may I help you?

USER: I need to cancel my recent reservation which I have done earlier . Can you please help me out in cancelling my flight ticket?

ASSISTANT: Sure, I am ready to help you.

USER: Thank you.

ASSISTANT: Sorry, there are no reservation found on your name.

USER: No problem. Anyways, thank you.

ASSISTANT: Thank you for choosing us.