You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you for the day?

USER: Please book a flight ticket from BOS to ORD?

ASSISTANT: Sure, I am here to help you with that flight ticket booking. May I know your planned travel dates?

USER: My journey dates are Aug 28 and Aug 30.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: May I know your name please?

USER: I am Nancy Jackson.

ASSISTANT: There is  adirect flight-1023 is available in Frontier Airlines with a fare of 200. Shall I proceed with booking?

USER: Go ahead.

ASSISTANT: Your booking has been done in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a safe journey.