You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Stephen Parker. I want to book a ticket from DCA to DCA to attend seminar, can you help me in booking?

ASSISTANT: Sure, can you share your trip dates?

USER: I am departing on 08/16 and return on 08/8.

ASSISTANT: Can you confirm your return date?

USER: The return date is on 08/18.

ASSISTANT: There is a connecting flight with number 1022 in airline Hawaiian, the fare is 100.

USER: Please proceed for booking.

ASSISTANT: Your ticket is reserved, happy journey.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.