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 out?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your name?

USER: Sure, my name is Larry Phillips.

ASSISTANT: There is no reservation found under your name.

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

ASSISTANT: Thank you for choosing us.