Hi.
Hello.
I am Amanda Brown.
What assistance do you require from us?
  I am a science student in New York university, I want to visit National Museum of Natural History for my thesis, can you help me in booking a ticket from AUS to IAD?
Sure, I am here to help you. Can you please provide me the travelling dates, so that I can check the flight?
My travelling dates are 11/25 to 11/27.
Ok, please be on hold for a while.
Sure.
There is a flight Delta airlines with connection limit 1 and the ticket fare is 300. Shall I proceed with booking?
You can book it.
Ok, I have booked your ticket with flight number 1026.
Thank you for helping.
You are welcome. Thank you for reaching us.