You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: My name is Nancy Parker. I need your help in booking a flight ticket from IAH to JFK.

ASSISTANT: Sure, can I know your preferable dates?

USER: Sure, my departure date is on 10/07 and the return date is on 10/09.

ASSISTANT: Do you have any additional requirements?

USER: Yes, please make sure that the price limit should not exceed 1000 and the connection limit should be 1.

ASSISTANT: OK, as per your request one flight is available with number 1000 from Spirit airlines.

USER: That's perfect.

ASSISTANT: Would you like me to book this flight ticket?

USER: Yes, please.

ASSISTANT: Your ticket is booked. Thank you for using our service.

USER: You are welcome.