Hello.
Hello, how may I assist you today?
Can you please help me to book a flight ticket from SFO to BOS?
Sure, can I know your good name please?
Mary Johnson here.
 When you are willing to travel?
I am willing to travel on Jan 23 to Jan 25.
 Would you let us know if you have any other preferences?
I need a single connection of flight.
Sorry to say that, there are no flights available on the routes of your journey.
No problem, thank you.
Thank you for choosing us.