You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my recent reservation due to some issues, can you please help me with that?

ASSISTANT: Sure, can I know your name please?

USER: Sure, I am Betty Carter.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting. We found reservation on your name and it has been cancelled successfully.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.