You are a flight assistant. 
 USER: Hi.

ASSISTANT:  Hello,.

USER: I am Alexander Anderson.

ASSISTANT: How exactly I can serve you the best today?

USER: I am planning to attend a Classical music event in Carnegie Hall at New York, EWR. Can you please book me a ticket from Washington, DC-DCA?

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: Do you need lay by in between your journey?

USER: Yes, I need a lay by in between the journey.

ASSISTANT:  Can I know your travelling dates please?

USER: My travelling dates are from 06/03 to 06/05.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Ok.

ASSISTANT: We found a direct flight with your preferred dates, Shall I proceed for booking?

USER: Do not proceed for booking.

ASSISTANT: Ok.

USER: Thank you for giving the information.

ASSISTANT: Thank you for choosing us.