You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, may I know your name?

USER: I am Shirley Moore, can you help me to find a flight?

ASSISTANT: Sure, please let me know your flight details for booking.

USER: I am planning for a trip, locations are JFK and SFO. My dates are 12/20 and 12/22.

ASSISTANT: Oh! That's good, just wait a minute.

USER: Sure, but ensure that my price and connections limit is 500 and 1.

ASSISTANT: There is a flight available with us which is exactly matching with your requirements. Will you like me to proceed for the booking?

USER: That's perfect, please book my ticket.

ASSISTANT: Your ticket has been booked with flight number 1004 from JetBlue airline.

USER: Thank you for helping me in booking a flight ticket.

ASSISTANT: You are welcome.