Hello.
user
Hello. How may I help you out?
assistant
I am Debra Hall, I need to book a flight ticket to AUS from OAK. Can you please help me to book a flight ticket?
user
Sure, I will help you out. May I know your travelling dates too?
assistant
Thank you, my travelling dates are 01/25 and 01/27.
user
Sorry, there are no flights found in our database.
assistant
Not a problem, anyway thank you for the help.
user
Thank you for choosing us.
assistant