You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a flight ticket from DEN to LGA. Could you help me in booking?

ASSISTANT: Sure, I am happy to help you. Please let me know your travelling dates.

USER: My travelling dates are from Aug 01 - 03.

ASSISTANT: Do you have any break in between journey?

USER: I prefer for connecting flight.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: Can I have your good name?

USER: Brandon Lee.

ASSISTANT: Frontier Airlines is providing connecting flight with the ticket fare of 100 and depart time is 20:00 hours, arrival time is 16:00 hours. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1001.

USER: Thank you for helping me.

ASSISTANT: Thank you for opting us.