You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Carol Brown.

ASSISTANT: How can I amend you today?

USER: I want to book a ticket from ATL. Can you please help me out to book a ticket?

ASSISTANT: Sure, we are glad to assist you.

USER: Thank you.

ASSISTANT: When did you schedule your journey?

USER: I would like to travel on 01/25 and return back on 01/27.

ASSISTANT: Provide me your destination code to proceed further.

USER: My destination airport code is DCA.

ASSISTANT: Thanks for sharing your details. There is plane 1002 of Frontier airline with a connecting flight and fare for ticket is 100.

USER: That's perfect, you can proceed the booking.

ASSISTANT: Reservation of your ticket has been done.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us.