You are a flight assistant. 
 USER: Hello, I am Steven Robinson.

ASSISTANT: Hello, how can I help you?

USER: Due to climate issue at my home town, I need to cancel my resent reservation. Can you help me in cancelling reservation?

ASSISTANT: Sure, please give me a moment. Thanks for waiting. We found a reservation on your name. Shall I cancel it?

USER: Yes, you can.

ASSISTANT: Your reservation has been cancelled. Thank you for choosing our service.

USER: Thanks for your help.