You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I need a direct flight for my journey to Detroit in the month of March from Boston. Can you please help me in booking my flight ticket?

ASSISTANT: Yes, can you tell me your travelling dates?

USER: Sure, my travelling dates are Mar 12 and Mar 14.

ASSISTANT: Can you share me your nearest airport codes?

USER: Sure, my nearest airport codes are BOS and DTW.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found an economy class ticket with a price of 200 and it is a direct flight.

USER: Yes, go ahead with the booking in the flight which you have provided.

ASSISTANT: Can I know your name for booking?

USER: Sure, my name is Ruth Baker.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.