You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Karen Green here.

ASSISTANT: Karen Green, how may I assist you with today?

USER: I am a movie actress, I have my movie shoot at Los Angeles. So please book my ticket from Dallas.

ASSISTANT: Glad to know that, I will help you. May I know your planned travel dates please?

USER: My itinerary dates are Nov 9 and Nov 11.

ASSISTANT: Thank you for the details. In order to proceed further, could you please help me with your to and fro airport codes?

USER: My genesis and terminus airport codes are DFW and LAX.

ASSISTANT: Thank your for the information,. Please let me know if you have any other preferences in your journey.

USER: I need a connecting flight.

ASSISTANT: Thank you. Please allow me a moment to check for the best flights available,.

USER: Ok.

ASSISTANT: I see there is a flight operated by UA airlines with a fare of 100, is it okay for you?

USER: Book my ticket.

ASSISTANT: I have booked your ticket with flight-1011.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe and happy trip.