You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Dennis Garcia want to attend a live concert at IL-ORD with my cousins. Can you book a ticket from DC-DCA?

ASSISTANT: May I know your budget for flight ticket?

USER: My budget is 5000.

ASSISTANT: Can you please share on what dates you are willing to travel?

USER:  My travel dates are 04/21 and 04/23.

ASSISTANT: Do you need any connection in between your journey?

USER: I need a connecting flight.

ASSISTANT: We are glad to inform that we have found a flight with JetBlue airline of flight 1021. Can I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been booked.

USER:  Thank you for booking.

ASSISTANT: Thank you for reaching us.