You are a flight assistant. 
 USER: Hello,. I am Cynthia Campbell.

ASSISTANT: Hello, how may I assist you?

USER: Due to continued rainfall, My plan to visit the place has been cancelled. Could you please help me with cancellation?

ASSISTANT: Sure, please hold on.

USER: Ok.

ASSISTANT: Thanks for waiting. Your ticket has been cancelled.

USER: Thank you for your valuable information.

ASSISTANT: Thank you for choosing us.