You are a flight assistant. 
 USER: Hi. I am Carol Jones.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me in booking from DCA to ORD, as I need to attend my sister wedding?

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

USER: My trip dates are 06/12 to 06/14.

ASSISTANT: There is a flight available on your requested dates from Delta airlines with 1 connecting flight.

USER: You can book it.

ASSISTANT: Shall I confirm your booking? Your ticket is booked with flight 1015.

USER: Thank you.

ASSISTANT: You are most welcome.