You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Jonathan Walker here. I would like to visit Washington to attend a my friend marriage, can you help me to book a flight ticket from AUS to IAD?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: I would like to start my trip on 03/24 and return on 03/26.

ASSISTANT: Here is a flight with 1 stop and price is 100 in 1010 AA airlines, can I proceed with it?

USER: That's fine, proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for aiding me.

ASSISTANT: Thank you for reaching us.