You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: Barbara Brown here.

ASSISTANT: How can I help you today?

USER: I would like to prefer a normal-cost airline for my business trip to Dallas & Fort Worth. So can you book the flight ticket for me?

ASSISTANT: Sure, please share your planned travel dates?

USER: The travel dates are from JFK to DFW.

ASSISTANT: Do you have any connection limit?

USER: I prefer a stopover flight.

ASSISTANT: Please share your trip dates?

USER: The trip dates are from May 29 to May 31.

ASSISTANT: Hawaiian airlines flight 1009 available with connection and fare is 400, shall I confirm this business class flight?

USER: I am fine with the airlines. You can book it.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for opting us.