You are a flight assistant. 
 USER: Hello. I am Ryan Wright.

ASSISTANT: Hello, how may I assist you?

USER: I need to visit Trade center in New York city, will you please book a flight ticket?

ASSISTANT: Sure, may I know your corresponding airports please?

USER: Airport codes are OAK and LGA.

ASSISTANT: Ok, could you specify your dates of travel please?

USER: My travel dates are 09/17 and 09/19. Please check with connection as 1.

ASSISTANT: As per your request, the airline AA and number 1004 of cost 100 has found. Shall I proceed to book?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has booked.

USER: Thank you for your help.

ASSISTANT: Thank you. Have a safe journey.