You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Myself Charles Garcia.

ASSISTANT: Welcome to flight booking agency Charles Garcia.

USER: I would like to visit Denver Art Museum, please help me in booking a ticket from LAX to DEN.

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

USER: My planned travel dates are on Aug 09 and Aug 11.

ASSISTANT: Is there any additional requirements do you want?

USER: I need a direct fight.

ASSISTANT: Please hold on a moment.

USER: Sure, take your time.

ASSISTANT: I have found a direct flight having with the fare of 200 provided by UA airlines in economy class. Are you ok with this flight?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1012.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a great journey.