You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am David Young. Please book me a ticket from ATL to EWR as my business meeting purpose.

ASSISTANT: May I know your planned travel dates?

USER: I have planned to travel on 11/02 and 11/04.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: We are glad to say that, we found an airline: JetBlue, flight number: 1015 and price is 100.

USER: Ok, please book this ticket.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you.