You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Joseph Brown.

ASSISTANT: How can I assist you Brown?

USER: I need to book a flight ticket with direct flight, Can you please help me for booking from SEA to ORD?

ASSISTANT: Sure, I'm here to help you. May I know your preferable dates to do journey?

USER: I would like to travel on 03/24 to 03/26.

ASSISTANT: Do you need any halt in between your source and destination?

USER: I need a connecting flight. I need a direct flight.

ASSISTANT: Fine, may I know your price limit please?

USER: I can pay up to 200.

ASSISTANT: Spirit airlines is having a direct flight on that route with travel charge of 100, shall I proceed for booking?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked with flight-1022, have a safe journey.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.