You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: Can you please help me in booking my flight ticket from BOS to DCA?

ASSISTANT: Sure, can you share your trip dates?

USER: My trip dates are Nov 21 and Nov 23.

ASSISTANT: Do you have any preferences?

USER: I need connecting flight.

ASSISTANT: May I know your name?

USER: Myself Amanda Robinson.

ASSISTANT: There is a connecting flight with number 1021 in airline Delta, the fare is 100 in economy class. Can I book it?

USER: Ok, please proceed.

ASSISTANT: Your ticket is reserved, the depart time is 23:00 hours and return time is 2:00 hours.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.