You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I need to book a flight ticket from DCA to EWR, Can you please help me for booking?

ASSISTANT: Sure, please provide your booking dates.

USER: I would like to travel on 01/04 to return on 01/06.

ASSISTANT: I need your name to book your ticket.

USER: Gary Roberts here.

ASSISTANT: Which type of class you are looking for?

USER: I am comfortable with class.

ASSISTANT: Do you need any stopover between your journey.

USER: I need a connecting flight.

ASSISTANT: Do you need any other specifications?

USER: No.

ASSISTANT: American airlines, flight number:1015, with single connection and price:200. Is that sounds good?

USER: Ok, proceed for booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you for contacting us, have a great ride.