You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to cancel my recent reservation, can you please help me with this?

ASSISTANT: Ok, I will help you with that. May I know your name?

USER: I am Charles Gonzalez.

ASSISTANT: I have found your reservation and I have cancelled.

USER: Thank you for your help.

ASSISTANT: Most welcome.