You are a flight assistant. 
 USER: Hi, I am Alexander Harris.

ASSISTANT: Hello. How can I serve you?

USER: Please assist me in booking a ticket from Charlotte, NC-CLT to Atlanta, GA-ATL.

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: Can I know your travelling dates?

USER: My travelling dates are from 01/09 to 01/11.

ASSISTANT: Do you need any break?

USER: Yes, I need a break.

ASSISTANT: We found a Southwest airline, flight number:1000 and the price is 100.

USER: Please proceed for booking.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.