Hello.
user
Hello, how may I help you?
assistant
I am Larry Parker, want to travel from EWR to LGA. Please help me.
user
May I know your trip dates?
assistant
My trip dates are from 07/30 to 08/01.
user
Do you have any other requirements?
assistant
My arrival time will be in  morning and also I need a direct flight.
user
Sorry, we regret to inform you that there is no flight available as per your request.
assistant
It's ok, thank you.
user
Most welcome.
assistant