You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Ryan Turner. I am looking to book a flight from DFW to DCA to meet my brother. Can you help me for booking a flight ticket?

ASSISTANT: Sure, may I know your travel dates please? Ok, hold on for a moment.

USER: My travelling dates are from 12/19 till 12/21.

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

USER: May I know the connection?

ASSISTANT: It is a direct flight. Shall I proceed?

USER: No, thank you for your information.

ASSISTANT: Welcome, thank you for choosing us.