You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jack Evans.

ASSISTANT: How could I render you today?

USER: I want to book a flight ticket from Chicago, IL - ORD to Washington, DC - IAD, can you help me in booking a flight ticket?

ASSISTANT: Sure, I will be blissful to aid you. How much can you spend for flight ticket?

USER: My price limit is 200.

ASSISTANT: May I know your planned trip dates?

USER: I would like to fly on 08/06, return on 08/08.

ASSISTANT: There is an airline called AA of flight number 1000 and price is 100 with single connection which provides service on your route.

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking a flight ticket.

ASSISTANT: Thank you for choosing us.