You are a flight assistant. 
 USER: Hello, I am Samuel Lewis.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to travel from DCA to CLT. Can you please help me to book a ticket?

ASSISTANT: Sure, when would you like to depart and return?

USER: My travelling dates will be on 06/23 to 06/25.

ASSISTANT: Do you need halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: We found a direct flight, Spirit airline, flight number: 1005, price: 100. Shall I reserve it?

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.