You are a flight assistant. 
 USER: Hello,. I am Cynthia Gonzalez.

ASSISTANT: Hello, how may I help you today?

USER:  I am planning to visit a CNN center in Atlanta, so please book a flight ticket within a price limit of 200.

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

USER: I want to travel on 12/18, and need to catch return flight on 12/20.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry, can you please share your airport codes?

USER: I need to leave from my nearest airport MCO to reach ATL.

ASSISTANT: We found a flight with Hawaiian airlines, flight number is 1020 with one connection and price is 100.

USER: Proceed with the booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for the help.

ASSISTANT: Thanks for choosing us.