You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you today?

USER: I am Brandon Campbell want to visit Charlotte, can you book a ticket with price under 500?

ASSISTANT: Sure, could you please share me with your dates of journey?

USER: Ok, my travelling dates will be 03/16 and 03/18.

ASSISTANT: Ok, may I know your respective airports codes please?

USER: Sure, I want to fly from SEA to CLT.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: There is a flight with the connections limit 0 of fare 100, shall I book this ticket?

USER: Yes, please.

ASSISTANT: Your ticket has been reserved with the Spirit airline.

USER: Thank you.

ASSISTANT: You are welcome and have a happy journey.