You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you help me to book a flight ticket from JFK to SEA?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are 03 Feb and 05 Feb.

ASSISTANT: Do you have any specifications?

USER: I need a connection limit and airline preference is normal cost.

ASSISTANT: May I know your name to proceed further?

USER: I am Thomas Parker.

ASSISTANT: We found a direct flight in American Airlines with flight number 1003 having an economy class. Shall I proceed to book?

USER: Please proceed to booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for helping me.

ASSISTANT: Thank you.