You are a flight assistant. 
 USER: Hello. Anna Phillips here.

ASSISTANT: Hello, how may I oblige you today?

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

ASSISTANT: Sure, we are here to help you.

USER: Thanks.

ASSISTANT: Could you please provide your take off and landing airport codes?

USER: My airport codes are EWR and JFK.

ASSISTANT: Could I have your journey dates, please?

USER: My travelling dates are Sep 28 and Sep 30.

ASSISTANT: May I know your connection limit?

USER: I need single connecting flight.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Is there any other specifications?

USER: I want to return on afternoon.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: We found a connecting flight 1005 from Southwest airline has fare 100, the arrival time is 17:00 PM. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us.