You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Susan Evans here.

ASSISTANT: How may I assist you?

USER: I want to travel from ATL to ORD to meet my grandparents in Chicago, can you please book a flight ticket between those locations?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Thank you for accepting my request, my departure is on Dec 07 and please book my return ticket also on Dec 09.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight for my journey.

ASSISTANT: I found an economy class ticket in Frontier airlines with fare 100 and it has 1 connection. Can I book your ticket?

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Ok, your booking is confirmed with flight number 1013.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.