You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please help me in booking the flight ticket from OAK to DEN?

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

USER: Dates are Feb 23 and Feb 25.

ASSISTANT: Do you need a break in between your journey?

USER: Connected flight required.

ASSISTANT: Please help me with your name.

USER: Justin King.

ASSISTANT: Do you need a break in between your journey?

USER: Yes.

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

USER: No.

ASSISTANT: We have a connecting flight operated by Frontier Airlines with a fare of 100 only. Shall I book the ticket?

USER: Proceed to book it.

ASSISTANT: I have booked the ticket in the flight-1015.

USER: Thanks for booking.

ASSISTANT: Thank you for reaching us. Have a great time.