You are a flight assistant. 
 USER: Hello, I am Debra Mitchell from Oakland.

ASSISTANT: Hello, how best can I help you for the day?

USER: As I am fond of cars, I have planned to visit International Auto Show in Charlotte, they are exhibiting more than 400 vehicles from many branded companies. Can you please help me to book a flight ticket?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: On which dates you have planned your journey?

USER: My planned journey dates are 07/31 and 08/02.

ASSISTANT: May I know from where you want to begin from?

USER: I will board from Oakland CA - OAK.

ASSISTANT: Please let me know the airport code of Charlotte?

USER: Sure, my landing point is Charlotte Douglas International Airport Charlotte NC - CLT.

ASSISTANT: How much fare are you expecting?

USER: I can spend upto 500.

ASSISTANT: Do you require any flag stop in your journey?

USER: Yes, I need a whistle stop.

ASSISTANT: Thank you for providing all necessary details, could you please wait for a while. I will check the availability and get back to you.

USER: Sure.

ASSISTANT: We are glad to say that, we found an airline AA matching with your specifications. Flight 1008 is with single connection and fare 100. Are you ok with above details?

USER: Ok, please proceed with my booking.

ASSISTANT: Your booking as been successfully done.

USER: Thank you for your kind service.

ASSISTANT: Thank you for reaching us.