You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Can you help me with the cancellation of my recent reservation?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: I am Ronald Lewis.

ASSISTANT: Please allow me a minute.

USER: Sure.

ASSISTANT: I have successfully cancelled your flight ticket.

USER: Thanks for the service.

ASSISTANT: Thank you for reaching us. Have a great time.