You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How may I assist you?

USER: I planned to watch the final chess competition with my family.

ASSISTANT: Please provide me travelling schedule.

USER: Due to heavy rain, I am unable to go please cancel my reservation.

ASSISTANT: Please wait for a while. May I know your name?

USER: Matthew Scott.

ASSISTANT: I regret, there is no reservation of Matthew Scott.