You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am planning to go Las Vegas to Charlotte as a business trip. Can you do the booking?

ASSISTANT: Sure, may I know your price limit?

USER: Price should not cross 1000.

ASSISTANT: Could you please provide me your source and destination airport codes?

USER: My airport codes are LAS-CLT.

ASSISTANT: May I know your good name please?

USER: Pamela Hernandez here.

ASSISTANT: Ok, please provide me your planned journey dates.

USER: Travel dates are 02/16 and 02/18.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a connecting flight. Flight number: 1020, airline: Spirit, price: 200.

USER: Please proceed for the booking.

ASSISTANT: Ok, your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for opting us.