You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Kathleen Johnson.

ASSISTANT: Johnson, how can I aid you today?

USER: Can you help me in booking from DTW to DCA, as there is a business meeting to attend at Washington?

ASSISTANT: Ok, can you help me providing your travel dates?

USER: My trip dates are 08/27 to 08/29.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sure.

ASSISTANT: I found a flight for you with Delta airline and it costs you 200. Shall I proceed?

USER: You can reserve it.

ASSISTANT: Your ticket has been booked with 1000 flight number.

USER: Thank you for helping.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.