You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

USER: David Gonzalez here. I would like to take a flight from AUS to IAD, for attending a function in my aunt's home.

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: Ok, my trip dates are from Jan 17 to 19.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a flight with economy class.

ASSISTANT: I found a flight for you with price of 100, flight number is 1015 in economy class and connection is 1. Is it ok for you?

USER: Yes, please confirm it.

ASSISTANT: I confirmed your ticket successfully.

USER: Thanks for your assistance.

ASSISTANT: Thank you for reaching us.