You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I help you?

USER: I am Melissa Mitchell. I am planning to visit the Central Park in New York NY - LGA, so please help me in booking a flight ticket from Washington DC - IAD.

ASSISTANT: Definitely. Please provide your journey dates in order to book a ticket?

USER: I want to fly on 11/25 and return on 11/27.

ASSISTANT: Ticket can be booked with flight connections 1 for price 100. Airline is Southwest with flight number 1012. Shall I book a ticket?

USER: You can proceed to booking.

ASSISTANT: Ticket is booked to New York.

USER: Thank you.

ASSISTANT: Thanks.