Hello.
user
Hello. How may I help you out?
assistant
I am Brenda Wiliams. I would like to book a flight ticket from Las Vegas,NV-LAS to Boston, MA-BOS.
user
Sure, I will help you in booking the ticket. May I know your travelling dates please?
assistant
I want to depart on 12/14 and arrive on 12/16.
user
Sorry, there are no flights found.
assistant
No problem, thank you for your help.
user
Thank you for reaching us.
assistant