You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Stephen Taylor, can you help me to book a flight from LAS to PHL?

ASSISTANT: Sure, I will help you. Can I have your trip dates please?

USER: My travelling dates are Mar 22 and 24.

ASSISTANT: Please wait a moment, I will find the availability of flights.

USER: Ok.

ASSISTANT: I found an economy class ticket in UA airlines with fare 200 and it is a connecting flight. Can I book your ticket?

USER: Proceed with booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1006.

USER: Thank you.

ASSISTANT: Thank you for choosing us.