Hi.
Hello, how can I assist you?
 Being a doctor I need to fly to Las Vegas, to attend in world health conference. Can you help me to book a direct flight?
Sure, Please provide me your travel dates.
I would like to travel on 01/03 and 01/05.
Can I have your journey points?
My origin and destination are: DCA and LAS.
Sorry for the inconvenience, there are no flights found with your requirement.
Ok, no problem.
May I know your name for documentation purpose?
I am Dorothy Young.
have a nice day.