You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I am Stephen Carter. I am planning to attend music concert at SFO, can you please help me with booking a flight ticket from OAK?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: Sure, I would like to depart on Sept 9 and return on Sept 11.

ASSISTANT: Do you have any requirement?

USER: Make sure that the price limit does not exceed 500.

ASSISTANT: Here is a flight with 1 stop and price is 200 in AA airlines, can I proceed with it?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been booked with 1022 flight.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.