You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to attend a Seminar in Chicago. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can you please share your airport codes?

USER: My airport codes are ATL and ORD.

ASSISTANT: May I know your planned travel dates please?

USER: My travelling dates are May 26 and May 28.

ASSISTANT: Can I have your name please?

USER: My name is Scott Martinez.

ASSISTANT: Do you need a connecting flight?

USER: I prefer single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No, I don't have any other preferences.

ASSISTANT: I found an economy class in Frontier airlines with fare 300 and it has single connection. Can I book your ticket?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1002.

USER: Thanks for helping me.

ASSISTANT: Thank you for approaching us.