You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Anna Allen, want to travel from LAX to CLT. Please help me in booking my ticket.

ASSISTANT: Sure, I can help you. When would you like to travel?

USER: My travelling dates are from 05/16 to 05/18.

ASSISTANT: Do you need any break?

USER: Yes, I need a single break.

ASSISTANT: We found a Delta airline, flight number:1002 and the price is 200.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved. Thank you for choosing us.

USER: Thank you.