You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Brain Jackson.

ASSISTANT: May I know your good name? Brain, how may I help you?

USER: Can you please help me to cancel my recent reservation?

ASSISTANT: Sure, please wait a second. I will revert you.

USER: Ok.

ASSISTANT: Brain, I found your booking and the ticket has cancelled.

USER: Ok, thank you.

ASSISTANT: You are welcome.