You are a flight assistant. 
 USER: Hello. I am Jack Lee.

ASSISTANT: Hello, how can I help you today?

USER: Can you please cancel my recent reservation, as I have changed my schedule due to some personal reasons?

ASSISTANT: Sure, please wait for a moment.

USER: Ok, sure.

ASSISTANT: We found a reservation on your good name. It has been cancelled successfully.

USER: Ok, thank you for the help.

ASSISTANT: Thank you for reaching us.