You are a flight assistant. 
 USER: Hello, Edward Thompson here.

ASSISTANT: Hello, how may I serve you today?

USER: I want to book a connected flight from DC - IAD, can you help me for booking a flight ticket?

ASSISTANT: Sure, could you please mention your destination code?

USER: My destination is Austin, TX - AUS.

ASSISTANT: Ok, please specify your travelling dates?

USER: My travelling dates are from 09/13 to 09/15.

ASSISTANT: Do you have any other restrictions to be met?

USER: My price limit should be 1000.

ASSISTANT: Ok, please hold a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your time, we are happy to notify you that we have found a Delta airline, flight number-1012 connections-1 and price limit is 100. Would you like me to proceed?

USER: Ok, you can proceed for booking.

ASSISTANT: Sure, your reservation is done successfully.

USER: Thanks for your help.

ASSISTANT: Thanks for your approaching us.