You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am looking to book a flight ticket from DCA to IAD. Can you help me for that?

ASSISTANT: May I know your travelling dates?

USER: My travelling dates are June 27 and June 29.

ASSISTANT: Please let me know your connection limit?

USER: I prefer to book a single connecting flight.

ASSISTANT: May I know do you have any other preference?

USER: No.

ASSISTANT: Can I know your name please?

USER: My name is Nicole Turner.

ASSISTANT:  As per your requirements. There is a connecting flight with ticket fare 200 and 1023 as flight number in Southwest Airline. Shall I proceed with booking?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.