You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Paul Nelson.

ASSISTANT: How may I assist you?

USER: Can you please help me in booking my flight ticket from ORD to IAH?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My trip dates are 03/17 and 03/19.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Paul, I found a flight for you in AA airlines with price 100. Can I book your ticket?

USER: Ok, please proceed.

ASSISTANT: Ok, your booking is confirmed with flight number 1002.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.