Hi.
user
Hello, how can I assist you at this moment?
assistant
Can you please help me in booking from BOS to OAK?
user
Sure, I am happy to help you with that. Can I have your travel  dates please?
assistant
My travelling dates are from Mar 24 to Mar 26.
user
Can I know your connection preference?
assistant
I need a connecting flight.
user
May I know your name please?
assistant
My name is Michael Brown.
user
Sorry, there is no flight obtained on your travel dates to book a flight ticket.
assistant
Ok, No issues. Thank you.
user
You are most welcome and have a nice day.
assistant