You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: I got an invitation to attend seafood festival at Seattle, can you please book a ticket from ATL to SEA?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Sure, my planned departure and return travel dates are 20th and 22nd of March.

ASSISTANT: Do you have any class preferences?

USER: Yes, I want to travel in economy class.

ASSISTANT: Do you need a stopover in your journey?

USER: Yes, I need 1 halt in between my journey.

ASSISTANT: May I know your name to proceed further?

USER: Sure, my name is Stephen Jones.

ASSISTANT: There is a direct flight with ticket fare 100 in Frontier airlines. Is it ok for you?

USER: That's fine for me, you can proceed for booking the ticket.

ASSISTANT: Your booking is confirmed with flight number 1015 in economy class.

USER: Thank you so much for your help.

ASSISTANT: Thank you for contacting us, have a nice day.