You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Kevin Turner. Can you please book a flight ticket from Washington to Oakland on 01/08?

ASSISTANT: Sure, I am happy to help you. May I know your return date?

USER: My return date is 01/10.

ASSISTANT: Help me with your airport codes?

USER: My source and destination airport codes are DC - IAD, CA - OAK.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: There is a connecting flight with flight number 1018 with price 200. Shall I proceed with booking?

USER: Ok, proceed to booking.

ASSISTANT: Your flight ticket has been confirmed in Spirit airline.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.