Hello.
user
Hello, how can I help you?
assistant
I want to attend an event at Las Vegas, can you please book the flight ticket from SEA to LAS?
user
Ok, may I know your travelling dates?
assistant
I want to depart on 04/18 and return on 04/20.
user
May I know your name?
assistant
My name is Betty Clark.
user
Sorry, no flights are available for you.
assistant
No problem, thank you for the information.
user
Have a nice day.
assistant