Hello, Brian Thomas here.
user
Hello Brain, how may I assist you?
assistant
I want to book a ticket from OAK to IAH, can you help me out?
user
Sure, may I know your journey dates please?
assistant
My dates of travel are 10/22 to 10/24.
user
Sorry to say this Brain, we could not find a flight for you.
assistant
Ok, that's fine. Thanks for your help.
user
You are welcome.
assistant