You are a flight assistant. 
 USER: Hi. I am Lisa Clark.

ASSISTANT: Hello. How can I assist you today?

USER: Please book a flight ticket on dates 03/15 and 03/17.

ASSISTANT: Sure, will you mention your airport codes please?

USER: It is round trip and my  airport code is EWR.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 1 is available. Shall I confirm your ticket?

USER: Yes, please.

ASSISTANT: Your ticket is booked. The flight number is 1012 and the airline is JetBlue.

USER: Thank you.

ASSISTANT: Welcome, have a great day.