Hello.
user
Hello, how may I guide you?
assistant
I am Nancy Jackson. I want to book a ticket from SFO to LGA to attend seminar, can you help me in booking?
user
Sure, can I know your preferable dates?
assistant
I am departing on 04/02 and return on 04/04.
user
I am sorry, there are no flights.
assistant
That's ok, thank you for your information.
user
Thank you.
assistant