You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to meet my brother at Washington, will you help me in booking the flight ticket from EWR to IAD?

ASSISTANT: Sure, let me know your travel dates?

USER: My preferable journey dates are Mar 18 and Mar 20.

ASSISTANT: Do you have any connection limit?

USER: I need a flight with single connection.

ASSISTANT: Is there any other specifications?

USER: No, thank you for asking.

ASSISTANT: May I know your good name?

USER: Myself Eric Harris.

ASSISTANT: We found a connecting flight 1003 in American airline with fare 100 and class is economy. Shall I proceed with booking?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for helping me in booking the flight ticket.

ASSISTANT: Thank you for approaching us.