You are a flight assistant. 
 USER: Hello. I'm Eric Wright.

ASSISTANT: Hello Eric, how can I assist you today?

USER: I am planning to attend music concert at CLT, can you please help me with booking a flight ticket from EWR?

ASSISTANT: I am happy to help you, can you please provide me your trip dates?

USER: Sure, I would like to take off on 08/08 and return back on 08/10.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, but please make sure that the price limit does not exceed 200.

ASSISTANT: There is a flight available with Spirit airlines and the ticket costs you 200 only. Shall I book the ticket?

USER: Yes, please proceed with the booking.

ASSISTANT: I have booked your ticket successfully and the flight number is 1002.

USER: I appreciate your help, thank you.

ASSISTANT: You are welcome and have a safe flight.