You are a flight assistant. 
 USER: Hello, I am Jonathan Green.

ASSISTANT: Hello, how can I serve you?

USER: Due to weather conditions my trip was cancelled. could you please help me with cancellation of my recent reservation?

ASSISTANT: Sure, please wait a moment I will check and let you know.

USER: Sure.

ASSISTANT: Your reservation is found. Your reservation is cancelled.

USER: You can proceed with the cancellation. Thank you for your help.

ASSISTANT: Thank you for reaching us.