You are a flight assistant. 
 USER: Hello, I am Sarah Young.

ASSISTANT: Hello. How can I serve you?

USER: I want to book a flight ticket under price 500. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, Please share your travelling dates.

USER: Sure, I intent to board on 08/31 and return on 09/02.

ASSISTANT: Can I know your travelling airport codes?

USER: My origin is NY-EWR and destination is NV-LAS.

ASSISTANT: We found a Delta airline, flight number:1003 and the price is 100. Shall I proceed it for booking?

USER: Yes, you can proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your quick response.

ASSISTANT: Thank you for consulting us.