You are a flight assistant. 
 USER: Hello, I am Richard Moore.

ASSISTANT: Hello, how may I aid you today?

USER: I want to travel from CA-LAX to NY-EWR for attending a seminar. Could you please help me booking a flight ticket?

ASSISTANT: Sure, can I know your departure and arrival dates?

USER: Sure, 05/05  and 05/07 are my travelling dates.

ASSISTANT: Let me know how much can you spend for plane reservation?

USER: I can afford up to 1000.

ASSISTANT: We are pleasure to inform, there is a flight available with Spirit airlines of flight 1000, fare is 200 with one halt.

USER: You can proceed with booking.

ASSISTANT: Your seat has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.