You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you?

USER: Larry Williams here. Can you book me a ticket from ATL to CLT?

ASSISTANT: Sure, can I know your preferable dates?

USER: I would be happy to travel on 10/20 and 10/22.

ASSISTANT: I found a flight 1011 of Spirit airlines matches with your preferences, can I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you, have a good day.