You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Janet Moore. I want to book a flight ticket to attend my friend engagement in Charlotte.

ASSISTANT: Ok, may I know your journey dates?

USER: My departure is 12/19 and my return date on 12/21.

ASSISTANT: May I know your source and destination airport codes?

USER: My source and destination codes are DC - DCA to NC - CLT. My price limit is 5000. I need a single connection.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: I found a Spirit airline, flight number: 1017, price: 200 with one connection.

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thanks for choosing us.