You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I abet you today?

USER: Please book a ticket from Oakland, CA-OAK to New York, NY-EWR.

ASSISTANT: Sure. Please share your travelling dates.

USER: 09/18 is departure and return date is 09/20.

ASSISTANT: Ok. Do you have any essentials to specify?

USER: Price limit is 500. Connections limit is 1.

ASSISTANT: May I know your name please?

USER: I'm Michelle Miller.

ASSISTANT: Airline:AA, flight number:1016 matches your request.

USER: Please book a ticket.

ASSISTANT: Your booking is done.

USER: Thanks.

ASSISTANT: Thank you for opting us.