You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Could you please help me in booking a flight ticket from LAX to EWR.

ASSISTANT: Yes, can I know your name?

USER: Yes, my name is Gregory turner.

ASSISTANT: Can you provide me the details of the flight?

USER: And, my travelling dates are 04/22 to 04/24.

ASSISTANT: Do you have any additional requirements?

USER: Yes, my price should be 500.

ASSISTANT: Do you have any connection limits?

USER: I don't have any connection limit?

ASSISTANT: Can I book the ticket for you?

USER: May I know price limit?

ASSISTANT: The flight 1000 of Spirit airlines ha the price of 100, would you like me to book the ticket?

USER: Yes, you can proceed.

ASSISTANT: Your ticket is booked.

USER: OK,thank you.

ASSISTANT: Thank you, have a safe journey.