You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Lisa Carter. Due to the whether condition in my city, I want to cancel my resent reservation.

ASSISTANT: Ok, can you hold on a moment I will get back to you.

USER: Sure.

ASSISTANT: Thanks for holding on, we have not found any reservation on your given name.

USER: That's ok thank you for your information.

ASSISTANT: Thanks for contacting us.