You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Barbara Thompson.

ASSISTANT: Barbara, how may I help you?

USER: I would like to book a ticket to Charlotte, can you please help me out?

ASSISTANT: Sure, please provide your airport codes.

USER: I am travelling from SFO to CLT.

ASSISTANT: May I know your itinerary dates?

USER: I am flying on these dates 11/22 and 11/24.

ASSISTANT: Please hold on for a while, let me check our website.

USER: Ok.

ASSISTANT: Flight 1011 of Spirit airlines is available for you based on your requirements.

USER: Sure, you can proceed with this flight.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your services.

ASSISTANT: Thank you for approaching us.