Hi. Anna Adams here.
user
Hello, how may I be at your service?
assistant
I would lie to book a ticket from PHL to SFO, can you please help me with that?
user
Sure, on what dates are you planning to travel?
assistant
The travel dates are from 09/17 to 09/19.
user
Ok, please wait.
assistant
Ok.
user
 Thank you for waiting, we did not find any flights matching your credentials.
assistant
That's ok, thank you for your help.
user
Thank you for opting us.
assistant