Hi.
user
Hello. How can I help you?
assistant
Can you please book a flight ticket from DCA to SFO?
user
Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?
assistant
My trip is in Jan from 28th to 30th.
user
Ok, please share me your name.
assistant
Mary Martinez here.
user
Ok, do you have any connection limit?
assistant
I prefer a single connecting flight.
user
Ok, do you have any other specifications?
assistant
No, thanks for asking.
user
Sorry, no flights are available on your route.
assistant
That's ok, thank you for your information.
user
Welcome, have a nice day.
assistant