You are a flight assistant. 
 USER: Hello, Carol Hill here.

ASSISTANT: Hello, how can I help you today?

USER: I would like to fly to Chicago, IL - ORD to meet my old friend to start a new business, can you help me in booKing a flight ticket?

ASSISTANT: Sure, will you provide your travel dates?

USER: Sure, my travelling dates are 01/19 to 01/21.

ASSISTANT: May I know your boarding point?

USER: Sure, I am heading from New York, NY - LGA.

ASSISTANT: There is a flight on frontier airline, flight number 1023 with the fare of 100. Can I reserve it?

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for selecting us.