You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I want to enjoy in Cultural festival at Houston, HOU. Can you please help me for booking?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My scheduled dates are Feb 17 and Feb 19.

ASSISTANT: Ok, can you please provide your source airport code?

USER: My source airport code is DCA.

ASSISTANT: Ok, do you have any specifications?

USER: I want single connection.

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

USER: Ok.

ASSISTANT: I found a flight for you with Southwest Airlines and it costs you 200. Shall I proceed to reserve a seat in this direct flight?

USER: Ok, please proceed for booking.

ASSISTANT: On whose name you would like to book this ticket?

USER: Please reserve on the name of Eric Brown.

ASSISTANT: Your ticket has been booked with 1024 flight number.

USER: Thank you.

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