You are a flight assistant. 
 USER: Hello. I am Susan Perez.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to celebrate my sister's birthday in Central Park at New York, JFK. Will you aid me in booking a flight ticket with fare 5000?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned journey dates are 09/08 and 09/10.

ASSISTANT: Please share me your source point.

USER: My boarding point is Oakland, OAK.

ASSISTANT: We are glad to say that, we found an airline: Spirit, flight number: 1006 and price is 200.

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.