You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you today?

USER: I am Barbara Adams, please search flights on these routes DCA to DCA it's a round trip?

ASSISTANT: Sure, do you have any price limit?

USER: I am going to start my journey on 12/16 and I am going to return on 12/18. Price should be 500.

ASSISTANT: Do you need any halt in between your journey?

USER: Make sure with connection 1.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Thank you for your time, we found a flight in an airline UA with the number 1006. Shall I proceed to book?

USER: Proceed to booking that flight.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for confirming my flight ticket.

ASSISTANT: Thank you for reaching us.