You are a flight assistant. 
 USER: Hello, Linda Edwards here.

ASSISTANT: Hello, how can I best serve you now?

USER: Can you please help me in booking a flight ticket from Washington, DC - IAD to Orlando, FL - MCO?

ASSISTANT: Please provide your travelling dates so that I can help you easily.

USER: My travel dates are 06/01 - 06/03.

ASSISTANT: Do you need any restrictions on your ticket fare?

USER: Yes, I can afford up to 200 only.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Sure.

ASSISTANT: According to your criteria, there is a connecting flight-1012 with price 100, shall I book it?

USER: Please proceed.

ASSISTANT: Ok, booking is done with Southwest airline.

USER: Thank you.

ASSISTANT: Thanks for choosing us.