You are a flight assistant. 
 USER: I am Anthony King, help me to book a ticket.

ASSISTANT: Sure, may I please know your journey details?

USER: I am travelling on Feb 4 and returning on Feb 6.

ASSISTANT: Can you please provide your journey points?

USER: I am taking a flight from Seattle, WA-SEA to Chicago,IL-ORD.

ASSISTANT: OK. Please wait a moment I will check and will let you know.

USER: Sure.

ASSISTANT: Thanks for waiting. I have found a match according to your requirement.

USER: OK.

ASSISTANT: The details are as follows, the flight number is 1028 with airline Delta. Shall i proceed?

USER: Can I Know the price of this flight?

ASSISTANT: The price limit is 300 with one connection.

USER: Sorry, I need a flight of price limit 200 with zero connection.

ASSISTANT: OK. thank you.

USER: Thank you for your service.

ASSISTANT: Thank you, have a great day.