You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: My name is Helen Roberts, I want to book a flight on Feb 15 to meet my bother at Charlotte. Can you book a connecting flight for me?

ASSISTANT: Sure, I am here to help you in booking. May I know your airport codes please?

USER: I will fly from BOS to CLT.

ASSISTANT: Can you please share your arrival date?

USER: I will return on Feb 17.

ASSISTANT: Spirit airlines is having a connecting flight with a fare of 100, shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been confirmed with the flight-1008.

USER: Thank you for helping me.

ASSISTANT: Welcome, have a safe journey.