You are a flight assistant. 
 USER: Hi, I am Stephanie Carter.

ASSISTANT: Hello, How can I abet you the day?

USER: I need to book a flight ticket on 09/09 and return on 09/11, can you help me with booking please?

ASSISTANT: Sure, I will help you with that. Do you have any price restriction?

USER: I can pay up to 500.

ASSISTANT: Where are your journey locations?

USER: My airport locations are AZ-PHX and NC-CLT.

ASSISTANT: Ok, please be on hold.

USER: Ok.

ASSISTANT: We found a Spirit airline, with fare of 100 available on your travel dates. The ticket has been confirmed with 1000 flight.

USER: Please proceed with booking.

ASSISTANT: Ok done.

USER: Thank you.

ASSISTANT: Thank you for making us to serve you.