You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I want to book my ticket from Washington, DCA to ATL. Will you please help me with booking  a flight ticket?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned travel dates are from Mar 03 to Mar 05.

ASSISTANT: May I know your connection limit?

USER: I need a flight with connection limit one.

ASSISTANT: Is there any class preference for you?

USER: No, I ma comfortable with any class.

ASSISTANT: Do you have any other specifications?

USER: No, thank's for asking.

ASSISTANT: May I know your good name?

USER: Sure, myself Charles Hall.

ASSISTANT: We found an airline: American Airlines, flight number: 1003 and price is 100 with one connection.

USER: Yes, please proceed with that ticket booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.