You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book flight ticket from DCA to DTW?

ASSISTANT: Sure, I am glad to help you. May I know your name please?

USER: I am Nicholas King.

ASSISTANT: Ok, let me know your connection limit.

USER: I prefer a connecting flight.

ASSISTANT: Ok, please share your planned dates.

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

ASSISTANT: Do you have any other concerns?

USER: No.

ASSISTANT: We found a connecting flight with a fare of 100 in 1020 Hawaiian Airline, shall I proceed?

USER: Yes, you can proceed.

ASSISTANT: Ok, your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.