You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Raymond White.

ASSISTANT: How may I help you?

USER: Can you please help me in cancelling my flight ticket?

ASSISTANT: Sure, please wait a minute.

USER: Sure, I will for your reply.

ASSISTANT: Thank you for waiting. Sorry to inform you, there is no reservation found with your name in our database to cancel.

USER: Ok, no problem with that one. Thank you for your help.

ASSISTANT: Thank you for choosing us.