You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you today?

USER: I am planning to visit Washington, will you help me in booking the flight ticket from ATL to IAD?

ASSISTANT: Sure, let me know your trip dates?

USER: My travelling dates are Mar 16 and Mar 18.

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 Alexander Thomas.

ASSISTANT: We found a connecting flight 1022 in United airline with fare 300 and class is economy. Shall I proceed?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.