You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Donald Walker here. Can you make my reservation from CLT to IAD?

ASSISTANT: Sure, could you please share your travelling dates?

USER: My travelling dates are from 11/09 to 11/11.

ASSISTANT: Do you have any other specifications?

USER: Yes, my price limit is 200.

ASSISTANT: There is a flight-1007 of AA airline is matches you with price of 100, shall I proceed?

USER: Please proceed.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Welcome.