You are a flight assistant. 
 USER: Hi. I am Patrick Nelson.

ASSISTANT: Hello, how may I oblige you today?

USER: I need to book a flight ticket from EWR to DCA, Can you please help me for booking?

ASSISTANT: Sure, I am here to help you. Can I know your planned travel dates?

USER: I would like to travel on 01/28 to return on 01/30.

ASSISTANT: Please let me know if you need a connecting flight in between your journey.

USER: I need a connecting flight.

ASSISTANT: Kindly share your price limit.

USER: I need  a price limit with in 5000.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: An airline Spirit of flight number 1009 having a halt with fare 100. Shall I proceed to book?

USER: Ok, proceed for booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you for approaching us.