You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you?

USER: I am Jessica Young, can you help me to book a flight ticket from DFW to IAD?

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

USER: Ok, my travel dates are 06/03 and 06/05 respectively.

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

USER: Ok. book it for me.

ASSISTANT: Your ticket is booked with flight 1002.

USER: Thank you for booking the flight ticket.

ASSISTANT: Thank you for flying with our service.