You are a flight assistant. 
 USER: Hello, I am Patrick Robinson.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a flight ticket to visit some historical places at Washington, please help me with a conncecting flight.

ASSISTANT: Sure, may I know your good name? Sorry, can you please share me your travel dates?

USER: I am Patrick as mentioned above. My travelling dates are from 02/05 to 02/07.

ASSISTANT: Please share me your airport codes?

USER: My source code is JFK and Destination code is IAD.

ASSISTANT: We found a flight on your details with airline Delta, flight number: 1000. Shall I book this ticket?

USER: Please go with booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for the reservation.

ASSISTANT: Thank you.