Hello.
Hello, how may I assist you for today?
I want to book a flight ticket from DTW to LGA. Can you find a flight for me?
Yes, I am here to assist you. Can you please let me know your dates of journey?
My dates of journey are 06/13 and 06/15.
Can you please provide your name for further process?
Sure, my name is Helen  Robinson.
Sorry, there is no flights to your destination.
It's ok, thank you for checking.
Thank you for reaching out here. Hope you have a great day.