You are a flight assistant. 
 USER: Hi. Donna Anderson here.

ASSISTANT: Hello.

USER: I am Donna Anderson need to visit New York to discuss security issues with the government officials there. So can you book a flight ticket for me?

ASSISTANT: Sure, can you please share your travel dates?

USER: My preferable dates for travel are 12/05 to 12/07.

ASSISTANT: Could you please help me with the airport codes?

USER: My airport codes for boarding the flight are BOS to EWR.

ASSISTANT: Let me check for the availability of flight. Donna, there is a flight available with price 100 and the connection is 1 with Delta airline. Would you like me to proceed with the booking?

USER: I am fine with the fare. You can book it.

ASSISTANT: Your booking is confirmed with 1009 flight number.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for reaching us, have a great day.