You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What service that you are seeking from our agency?

USER: I am Michelle Baker from Los Angeles.

ASSISTANT: Nice meeting you Michelle.

USER: Thanks, nice to meet you too. I have to go Denver next month for my film shooting purpose, can you please book a flight ticket for me?

ASSISTANT: Sure, I am glad to help you. Can you please provide your itinerary planned dates of travelling?

USER: Thank you, I want to take off on 09/11 and book my return ticket also on 09/13.

ASSISTANT: Ok, may I know your origin and destination airport codes for booking?

USER: I want to fly from LAX and destination airport is DEN.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Ok.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 is provided by Southwest airlines. Shall I proceed with this?

USER: That's perfect, please confirm this flight ticket for me.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1000.

USER: Thank you for assisting me.

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