Hello.
user
Hello. How can I aid you today?
assistant
Myself Michelle Wilson. I need travel to Las Vegas, can you please book ticket from SFO to LAS?
user
May I know your travelling dates please.
assistant
My trip dates are 06/07 and 06/09.
user
Sorry  to say this no flights are available on your route.
assistant
That's not an issue, thank you for helping me.
user
Thank you for reaching us.
assistant