You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I want to reserve my ticket from ORD to EWR to visit New York, can you please help me in booking?

ASSISTANT: Sure, can you share trip dates?

USER: Sure, my planned trip dates are from Oct, 25 to Oct, 27.

ASSISTANT: May I know your good name?

USER: Sure, my name is Carolyn Baker.

ASSISTANT: Do you have any preferences?

USER: Yes, I need a economy class.

ASSISTANT: We found an economy class ticket in American Airlines with fare 100 and it is a connecting flight. Can I book your ticket?

USER: Ok, you can book it.

ASSISTANT: Your booking is done with flight number 1000.

USER: Thank you for your help in reserving my ticket.

ASSISTANT: Thank you for opting us.