Hello.
user
Hello.
assistant
Margaret Allen here.
user
How can I help you Allen?
assistant
I am very excited to say, that my friends has planned a weekend tour to Los Angeles to visit  Hollywood Boulevard.
user
Ok, can you tell me your journey dates?
assistant
Please help me in booking the ticket from 11/27 to 11/29.
user
Airport codes?
assistant
My source and destination codes are OAK to LAX.
user
Sorry to inform you that, no flights are currently available for you.
assistant
Ok, no issues. Thank you for your help.
user
We will inform you if there is availability.
assistant
Ok, thanks for your concern.
user
Have a nice day, thanks for choosing us.
assistant