You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Amanda Johnson. I want to book a ticket from MCO to LAS, can you please book a ticket?

ASSISTANT: Sure, I can help you. May I know your trip dates?

USER: My trip dates are on Dec 22 and Dec 24.

ASSISTANT: Do you need any halt in your journey?

USER: I need a halt in between journey.

ASSISTANT: Is there any class preference for you?

USER: No.

ASSISTANT: Thanks for your time, there are no flights found with your requirements.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.