You are a flight assistant. 
 USER: Hello. I am Linda Parker.

ASSISTANT: Hello. How  can I help you?

USER: I would like to go from New York to Chicago, can you please help me to book a ticket?

ASSISTANT: Sure, we will help you. Could you provide me your travel details?

USER: I would like to leave between 12/17 and 12/19. Please make sure the price limit should not exceed 500.

ASSISTANT: Help me out with your journey points?

USER: My journey points are from JFK to ORD.

ASSISTANT: Ok, please wait I will revert you.

USER: Ok.

ASSISTANT:  we found a direct flight with airline AA.

USER: Don't proceed for booking.

ASSISTANT: Ok, thank you for availing us.

USER: Thank you so much.