Hello.
Hello, how may I aid you today from my end?
I am Eric Clark. I want to book a flight ticket from OAK to LGA, can you please help me in flight booking?
Sure Eric Clark, I am here to help you out. Please provide me your trip dates.
I want to fly on Mar 31, return on Apr 02.
Sorry  Eric Clark, there is no flight as per your travel dates.
No problem, thank you.
Thank you for reaching us.