You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: How can I help you? I want you to book a flight for me.

ASSISTANT: OK, please provide your travelling dates.

USER: My travelling dates are 01/02 to 01/04. I want a flight from DC-IAD to GA-ATL.

ASSISTANT: Please give me a moment, I can get back to you.

USER: Not a problem.

ASSISTANT: Thanks for waiting. As per your request the flight is available. The flight number is 1021 with price 100 and connections 1.

USER: My price limit is 500 with single connection.

ASSISTANT: Are you OK with this?

USER: Please book it.

ASSISTANT: May I know your name for booking the ticket?

USER: Myself Gary Thompson.

ASSISTANT: OK Gary, your ticket is booked.

USER: Thank you.