You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to book a ticket from LAS to CLT, can you please help me out?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I am travelling on these dates June 18th and 20th.

ASSISTANT: May I know your connection limit?

USER: I prefer single connected flight.

ASSISTANT: Do you have any other requirements?

USER: I don't have any requirements.

ASSISTANT: May I know your name please?

USER: Nancy Nelson here.

ASSISTANT: We found a Spirit airline, flight number: 1014, price: 200 with one connection.

USER: Ok, you can proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your services.

ASSISTANT: Thank you for choosing us.