You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Roberts Miller.

ASSISTANT: Can you please tell me how can I help you?

USER: Can you help me to book a flight from ORD to OAK?

ASSISTANT: Sure, I will check the flight for you. When do you want to travel?

USER: My preferable dates are 09/10 and 09/12.

ASSISTANT: Ok, please hold on for a minute.

USER: Sure.

ASSISTANT: There is a flight available with connection limit 2 and the price is 100. Are you fine with this?

USER: Sorry, I need a connecting flight. Do not proceed.

ASSISTANT: Ok, I have checked once again. There is a flight with connection limit 1. Can I proceed to book the ticket to this flight?

USER: Yes, proceed with booking.

ASSISTANT: Ok, your ticket is confirmed with the flight number 1012 and the airlines is UA.

USER: Thank you.

ASSISTANT: Have a safe journey. Thank you for reaching us.