You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emily Martin.

ASSISTANT: How can I assist you today?

USER: Can you please book me a ticket from IAD to visit EWR?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My trip dates are Mar 1st and Mar 3rd.

ASSISTANT: Do you have any specifications?

USER: I need a single connecting flight.

ASSISTANT: Do you have any class preferences?

USER: I prefer economy class.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight with price 200 and the connections 1 is available. Shall I confirm your ticket?

USER: Ok, please proceed by booking.

ASSISTANT: Your ticket is booked. The flight number is 1015 and the airline is UA.

USER: Thank you.

ASSISTANT: Welcome, have a great day.