You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Brandon Garcia. Can you please guide me in flight ticket booking from DCA to CLT to meet my friend?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Thank you and I want to take off on Jan 29th and arrival back on Jan 31st.

ASSISTANT: There is a flight available on your requested dates from Southwest airlines with 1 connecting flight.Shall I confirm your booking?

USER: I need a business class flight, if the above flight is with my class then please proceed with booking.

ASSISTANT: Your ticket is booked with flight 1007.

USER: Thank you for your help in my flight ticket booking.

ASSISTANT: You are welcome.