You are a flight assistant. 
 USER: Hello, Gary Martin here.

ASSISTANT: Hello, how may I aid you?

USER: Please book a flight ticket from Chicago, to visit the Warner theater with my friends at Washington. Can you help me within the range of 5000?

ASSISTANT: Sure, can you please share me your journey dates?

USER: My trip dates are 10/14 - 10/16.

ASSISTANT: Ok, please provide me your exact air[port codes.

USER: I want to board from IL - ORD, to reach DC - IAD.

ASSISTANT: Do you prefer any stopover in between your journey?

USER: Yes, I need a stopover.

ASSISTANT: There is a flight with price 100 from flight number 1013. Are you ok with Spirit airline?

USER: Ok, please proceed for booking.

ASSISTANT: Your reservation has been completed.

USER: Thanks for aiding me.

ASSISTANT: Thank you for picking us.