You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Could you please book a flight ticket from CLT to DCA as I want to attend a flower festival?

ASSISTANT: Sure, can you give me your trip dates?

USER: My trip dates are Feb 02 and Feb 04.

ASSISTANT: Do you need any connections?

USER: I need a single connecting flight.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Carol Williams.

ASSISTANT: Connecting flight number 1013 with price 200 in economy class is available. Is it ok for you?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.