Hi.
user
Hello. How may I assist you today?
assistant
I am Mark Edwards. Can you please help me in booking my flight ticket from SFO to PHl?
user
Sure, I am here to help you. May I know your travel dates?
assistant
My travelling dates are 03/18 and 03/20.
user
Based on your request there is a no flight for you.
assistant
Ok, fine thank you for checking.
user
It's my pleasure.
assistant