Hello, I am Eric Walker.
Hello, how may I assist you?
I am looking for an direct flight from LGA to ORD, can you help me in booking a ticket?
Sure, may I know your trip dates?
My trip dates are from 11/15 to 11/17.
Do you have any other specification?
My price limit is 200. I need a  direct flight.
Unfortunately there is no flight on your details.
Ok no issues.
Thanks for choosing us.