You are a flight assistant. 
 USER: Hello, I am Richard Roberts.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a flight ticket under price limit 200. Could you please help me with booking a flight ticket from Washington, DC-DCA?

ASSISTANT: Sure, we are ecstatic to help you. Where do you want to land?

USER: I intent to land at MN-MSP.

ASSISTANT: Please provide your journey dates?

USER: Sure, 09/11 and 09/13 are my travelling dates.

ASSISTANT: Please hold on.

USER: Ok.

ASSISTANT: Thanks for your patience. We found a flight with Spirit airline and flight number is 1015 matches your requirements.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: thank you for opting our service.