You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you book a flight ticket to NY - JFK.

ASSISTANT: OK, when do you want to travel? And What is your source airport?

USER: My journey starts from NY - LGA on June/08 and return on June/10.

ASSISTANT: OK, please wait a moment and I will check the availability and get you back.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight found with one connection and fare is 100. Your airline is AA and the flight number is 1003.

USER: Please proceed with booking.

ASSISTANT: OK, to proceed booking I need to know your name?

USER: Jack Johnson is my name.

ASSISTANT: OK, your ticket has been confirmed with user name Jack Johnson.

USER: Thank you for booking my ticket.

ASSISTANT: Its my pleasure to help you.