Hello.
Hello, how may I assist you?
I am Brian Lee.
Yes, Lee.
I am planning to travel on 06/29. Help in finding a flight?
Sure, I will deal in booking the flight ticket. Can I know your location airport codes please?
My travel airport codes are ORD to OAK.
Ok, when you want to return back to ORD?
I want  to back on 07/01.
Sorry Lee, no flights are there in your route. Do you have any other planned trip details?
No, I'm ok with this. Thank you for helping me.
Ok, thank you for reaching us.