You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I need to cancel my recent reservation, can you please help me?

ASSISTANT: Sure, I am here to help you out.

USER: Ok.

ASSISTANT: May I know your name please?

USER: Myself Jack Gonzalez.

ASSISTANT: Jack Gonzalez, we haven't found any reservation under your name in our database.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for choosing us.