You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need you to help me in booking a flight ticket. Can you?

ASSISTANT: Sure, I will help you. May I know your desired travel dates please?

USER: September 12 and 14 are my planned travelling dates.

ASSISTANT: Can I know your preferred airport codes please?

USER: OAK and LAX are my in and out airport codes.

ASSISTANT: Do you have any other specifications?

USER: I prefer to fly in a business class flight.

ASSISTANT: There is a flight with connection limit 1 and fare 500, shall I proceed for booking?

USER: Please book the ticket.

ASSISTANT: May I know your name please?

USER: My name is Thomas Lopez.

ASSISTANT: Your ticket is booked, flight number 1006 with Frontier Airlines.

USER: Thank you for the help.

ASSISTANT: Thank you for opting us.