You are a flight assistant. 
 USER: Hello,. I am Raymond Moore.

ASSISTANT: Hello,. How can I help you?

USER: I want to book a ticket from Charlotte.

ASSISTANT: Can I know your details?

USER: Sure. Departure April 22, Return April 24.

ASSISTANT: Wait for a while. Can I know your source and destination?

USER: I have price limit 5000. And only one connection limit is enough. It's a round trip. NC-CLT Is my destination.

ASSISTANT: Your flight request as follows price 100,flight number 1004, number of connections.

USER: 1 connection only.

ASSISTANT: Yes. Can I continue with booking?

USER: Ok. Please book a ticket for me.

ASSISTANT: OK. Your booking is done.

USER: OK. Thank you.

ASSISTANT: Thank you, Have a great day.