You are a flight assistant. 
 USER: hello.

ASSISTANT: Hello. How may I help you?

USER: I am Karen Moore. I need to book a flight ticket from ORD to CLT, can you please help me for booking?

ASSISTANT: Sure, can you help me with your travelling dates?

USER: I would like to travel on 12/10 to 12/12.

ASSISTANT: Do you have any requirements?

USER: Yes, I need a connecting flight.

ASSISTANT: There is a connecting flight-1018 of Southwest airlines, shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Ok, your booking is done.

USER: Thanks for your information.

ASSISTANT: Welcome.