You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I want to book a ticket from DFW to CLT. Could you book a ticket?

ASSISTANT: Sure, could I have your trip dates, please?

USER: Depart is by Mar, 16 and return date is Mar, 18.

ASSISTANT: Do you have any specifications?

USER: I would prefer connecting flight.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: My name is Janet Campbell.

ASSISTANT: We found a connecting flight 1002 from Delta airline with a fare 100. Shall I proceed?

USER: Please book a ticket.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thanks.

ASSISTANT: Thank you for choosing us.