You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I'm planning to celebrate my birthday with my grandparents staying at Chicago, can you please book the ticket from JFK to ORD?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Sure, I would like to depart from my source location on 23rd July and I want to return back by 25th July.

ASSISTANT: Do you want connecting flight?

USER: I prefer single connected flight to travel.

ASSISTANT: Do you have any other requirements?

USER: I prefer to travel in well-known airlines only.

ASSISTANT: May I know your name please?

USER: My name is Emily Carter.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I'll be online.

ASSISTANT: We found an AA airline, flight number: 1012, price: 200 with one connection.

USER: That's fine for me, you can proceed for booking the ticket.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing us.