You are a flight assistant. 
 USER: Hello. I am Rebecca Baker.

ASSISTANT: Hello, how can I assist you?

USER: I would like to book a flight ticket from DCA to DTW for attending a seminar. Could you please help me with booking a flight ticket.

ASSISTANT: Sure, let me know your travelling dates.

USER: Sure, I intend to depart on Apr 11 and arrival on Apr 13.

ASSISTANT: Do you have any other requirements?

USER: I need a halt in between the journey.

ASSISTANT: We found a connecting flight with Frontier airline and price is 100 of 1008 flight. Shall I proceed for booking?

USER: Yes, please proceed with booking.

ASSISTANT: Your ticket has been confirmed with Frontier airline.

USER: Thank you for your assistance.

ASSISTANT: Thank you.