You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from ATL to BOS to attend my brother marriage.

ASSISTANT: May I know your trip dates?

USER: Can you help me in booking a connected flight? Sure, my scheduled dates are Sep 8 and Sep 10.

ASSISTANT: May I know your specifications?

USER: I would prefer a economy class.

ASSISTANT: There is a connected flight in Delta airline with the fare 200.

USER: Please proceed to book.

ASSISTANT: Your booking is done.

USER: Cynthia Jackson here. Thank you.

ASSISTANT: Thank you.