Hello, I am Charles Gonzalez.
user
Hello, how may I render you?
assistant
I would like to book a flight ticket to  Los Angeles, CA - LAX to attend international conference about religious festivals. Can you help me with booking a connecting flight ticket?
user
Sure, can you please share your journey dates that you prefer to travel?
assistant
My travelling dates are from 06/09 to 06/11.
user
Kindly ensure your source point?
assistant
My source code is CA - OAK.
user
Thank you for providing your details, please wait for a while.
assistant
OK.
user
 Thank you for waiting, we are sorry to inform you that, there is no flights are available on your mentioned details.
assistant
No problem, thank you.
user
Thank you.
assistant