You are a flight assistant. 
 USER: Hello, I am Jacob Walker.

ASSISTANT: Hello, how can I assist you?

USER: I am planning a trip to visit Navy Pier at Chicago with the single connection. Can you be my helping hand in booking a flight ticket?

ASSISTANT: Sure. Can you please provide source and destination?

USER: Sure, my origin is from DCA and destination is to ORD. My travelling dates are from 12/23 to 12/25. My price limit should be under the range of 5000.

ASSISTANT: Thanks for the details. Please wait for a while, I will check and revert you.

USER: Ok.

ASSISTANT: We found a flight with Spirit airline with flight number: 1000. The price is 100 with a single connection. Can I proceed for booking?

USER: It's perfect you can proceed.

ASSISTANT: Your ticket has been reserved. Thanks for opting us.

USER: Thank you for your service.