Hello.
user
Hello, how can I help you today?
assistant
I am Nicole Williams want to travel to AZ-PHX to meet my mother. Can you book a ticket from CA-SFO?
user
Sure, can I know your travelling dates?
assistant
My travelling dates are 11/19  and 11/21.
user
Sure, please wait a minute.
assistant
 Ok.
user
Sorry, we could not find any flight on your travel dates.
assistant
Thank you for your help.
user
Thank you.
assistant