You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Karen Moore here.

ASSISTANT: Karen, how can I aid you today?

USER: I want to attend a seminar in CLT region at Charlotte city, so can you please find a flight and book the ticket from EWR region?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: Ok, my planned journey dates are from 12/10 to 12/12.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Ok, carry on.

ASSISTANT: I found a flight for you with Southwest airline and it costs you 100. Shall I proceed?

USER: That's fine, please proceed for booking.

ASSISTANT: Your ticket has been booked with 1016 flight number.

USER: Thank you for your response.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.