You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Brenda Baker.

ASSISTANT: How may I guide you at this moment?

USER: I am looking to book a flight ticket to meet my friend in Washington, can you help me for booking a flight ticket from LAX to IAD?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: My travelling dates are Jan 17 and Jan 19.

ASSISTANT: Is there any specific timings in your departure and arrival?

USER: My return time is afternoon.

ASSISTANT: Which class do you prefer either economy or business?

USER: Any class is fine for me.

ASSISTANT: Do you have any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Please be on hold to check the flights on your route.

USER: Sure, I will wait for your response.

ASSISTANT: There is a direct flight available within your requirements having with the fare of 100 provided by Frontier airlines. Are you ok with this flight?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1016.

USER: Thank you for booking.

ASSISTANT: Thank you for utilizing our services, hope you have a safe journey.