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