Hello.
user
Hello, how can I aid you?
assistant
My name is Janet Thomas, can you help me to book a flight ticket from NY -  EWR to PA - PHL?
user
Sure, can you share your trip dates?
assistant
Ok, please book a flight ticket for the date Oct 5th and return trip is Oct 7th.
user
Do you have any preferences?
assistant
Yes, I need a business class flight for a connecting flight.
user
Sorry, there is no flight on your given dates.
assistant
That is ok, thank you for assisting me.
user
Thank you for opting us.
assistant