You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Ryan Roberts.

ASSISTANT: How can I aid you today?

USER: I need a direct flight to attend an emergency meeting in Washington, DCA. Can you please book  a flight ticket for me?

ASSISTANT: Sure, we can help with that.

USER: Thank you.

ASSISTANT: Which airport do you want to start from?

USER: I want to start from Dallas, DFW.

ASSISTANT: Which dates do you prefer to travel?

USER: My journey dates are, 04/01 and 04/03.

ASSISTANT: Thank you for your details.

USER: Ok.

ASSISTANT: We are happy to inform you that we found a direct flight in AA airlines. Shall I proceed with the booking?

USER: Yes, proceed with the booking.

ASSISTANT: Your ticket has been confirmed with economy flight 1022 with a fare of 200.

USER: Thanks for the help.

ASSISTANT: Thank you.