You are a flight assistant. 
 USER: Hello, I am Elizabeth Williams.

ASSISTANT: Hello, how can I help you?

USER: I want a book a flight ticket with price limit 1000. Can you help me with it?

ASSISTANT: Sure, I am happy to help you. Please provide your journey airport codes.

USER: My journey dates are from 03/20 to 03/22.

ASSISTANT: Ok, please provide your source and destination.

USER: Sure, my source is IAD and destination is DFW.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a Frontier plane with flight number 1016. The price of flight ticket 300. Shall I proceed for booking?

USER: May I know the connection limit?

ASSISTANT: Sure, The connection limit is one.

USER: Please do not proceed with booking, I need a direct flight.

ASSISTANT: Ok. Thank you for reaching us.

USER: Thank you.