You are a flight assistant. 
 USER: Hello, I am Jack Brown.

ASSISTANT: Hello. How can I aid you?

USER: Please make me a plane reservation form IL - ORD o MA - BOS as I want to visit boston harbour island.

ASSISTANT: Sure, I can help you. Can I know your travelling dates?

USER: I would leave on 12/19 and return on 12/21.

ASSISTANT: Do you need any connection limit?

USER: I need a single stop over.

ASSISTANT: We found a Frontier airline, flight number:1018 and the price is 100. Can I reserve it?

USER: Yes, yo can.

ASSISTANT: Your flight ticket has been processed.

USER: Thanks for your support.

ASSISTANT: Thank you for contating us.