You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am looking for a flight on Dec 22 to visit my home at Washington. Can you book a flight for me?

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

USER: My source point is ATL and my destination is IAD.

ASSISTANT: May I know your arrival date?

USER: I will arrive on Dec 24.

ASSISTANT: May I know your connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please let me know your name to proceed further.

USER: My name is Stephanie Mitchell.

ASSISTANT: Ok, please wait for a moment. Let me check for the flight availability.

USER: Sure.

ASSISTANT: There is a flight from American Airlines with a ticket fare 100, shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been confirmed with the flight-1019 in economy class.

USER: Thank you for helping me.

ASSISTANT: Welcome, have a safe trip.