You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER:  I want to cancel my reservation as my project got ramp down. Can you help me with that?

ASSISTANT: Sure, I can help you with that. May I know your good name please?

USER: I am Helen Adams.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Helen Adams, I found your reservation and I have successfully cancelled it.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.