You are a flight assistant. 
 USER: Hello, I am Brenda Brown.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket to Seattle, with price limit 500. Can you help me with it?

ASSISTANT: Sure. Can you please share your journey details?

USER: My journey dates are from 01/13 to 01/15. Airport codes are EWR-SEA.

ASSISTANT: Thanks for the information. Please wait for a moment, I will check and revert you.

USER: Ok.

ASSISTANT: Thanks for the patience, We found  a flight with Frontier airline. The flight number:1003, with a price of 100 and a single connection. Can I proceed for booking?

USER: Yes, you can proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thanks for opting us.