Hello. I am Steven Carter.
user
Hello. How can I assist you?
assistant
I want to book a flight ticket to Los Angels to attend my friend's marriage, help me in booking my flight ticket from San Francisco CA-SFO.
user
Sure, may I know your travel dates?
assistant
My journey dates will be 08/18 to 08/20.
user
 Help me with your destination  point?
assistant
It is CA-LAX.
user
Ok, please wait.
assistant
Sure.
user
 Sorry, no flights are available on your requested dates.
assistant
Its ok, thank you.
user
Thank you.
assistant