You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

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

ASSISTANT: Sure, I will help you. Please help me with your planned travelling dates.

USER: My travelling dates are Jan 12 and Jan 14.

ASSISTANT: Do you need a break in your journey?

USER: Yes, I need a break in between my journey.

ASSISTANT: Please help me with your name.

USER: Sure, I am Helen Harris.

ASSISTANT: Do you have any other preferences in your journey?

USER: I do not have any other preferences.

ASSISTANT: Just to confirm, please help me with your departure airport code.

USER: From JFK to DCA.

ASSISTANT: Thank you. We have a connecting flight operated by Hawaiian Airlines with a fare of 100, is it ok for you?

USER: Yes, It is ok for me.

ASSISTANT: I have booked your ticket in flight-1012. It departs at 14:00 hours and arrives at 23:00 hours.

USER: Thank you for booking.

ASSISTANT: You are welcome. Thank you for reaching us. Have a great time!.