Hello,.
user
Hello,.
assistant
I am Robert Wilson.
user
How can I help you today?
assistant
I would like to travel to Los Angeles, CA - LAX from Philadelphia, PA - PHL.
user
OK, please provide me your travel date?
assistant
Sure, On Apr 30 to May 2.
user
Please wait for a moment, I will check and get back to you.
assistant
OK.
user
Thanks for waiting, sorry to say there is no any flight available.
assistant
Thank you for your information.
user
Thank you.
assistant