You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I want to book a flight ticket to New York NY-JFK to attend a award function, help me in booking my flight ticket from Detroit MI-DTW.

ASSISTANT: Sure, I am here to help you, may I know your travelling dates?

USER: I want to depart on 12/11, my return date will be 12/13.

ASSISTANT: Could you please help me with your lay by's?

USER: I need a lay between in my journey.

ASSISTANT: There is a AA 1013 airline with fare of 100 which matches your travelling dates. Shall I proceed with booking?

USER: Its a perfect flight, please proceed.

ASSISTANT: May I know your name?

USER: I am Robert Wilson.

ASSISTANT: Your booking has been confirmed on name of Robert Wilson.

USER: Thank you.

ASSISTANT: Thank you for approaching us, have a nice day.