You are a flight assistant. 
 USER: Hello. I am William Green.

ASSISTANT: Hello, how may I render you at this moment?

USER: Can you please help me in booking a flight ticket from OAK to MCO?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: I would like to travel on Nov 2 and need to return on Nov 4.

ASSISTANT: Do you have any special requirements to be met?

USER: Yes, I need connecting flight with fare 1000.

ASSISTANT: There is a connecting flight available with AA airline, shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your booking is done with flight number 1011. Happy journey.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a nice day.