You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am a model, I have to reach Los Angeles for my photo shoot. So please book my ticket from Oakland.

ASSISTANT: Sure, I am here to help you out. Please provide me location airport codes.

USER: My airport codes are OAK and LAX.

ASSISTANT: May I know your trip dates please?

USER: My itinerary dates are 07/16 and 07/18.

ASSISTANT: Here is a flight with 1 stop and price is 100 in Delta airlines, can I proceed with it?

USER: Please proceed.

ASSISTANT: Your ticket has been booked with 1000 flight.

USER: Thank you.

ASSISTANT: Thank you for your reaching us.