You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Kevin Phillips. I would like to cancel my resent reservation due to the whether condition in my city. Help me in cancelling my reservation.

ASSISTANT: Ok, please wait I will get back to you.

USER: Sure.

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

USER: No problem, thank you for your response.

ASSISTANT: Thank you for opting us.