Hello.
user
Hello. How can I aid you?
assistant
I would like to meet my sister in my weekend holidays, so can you please help me with flight ticket booking for my journey from PHl  to ORD locations?
user
Sure, may I know the planned travel dates?
assistant
My planned travel dates are from Mar 23 to Mar 25.
user
Please provide me the specifications.
assistant
Sorry my source code is PHL. Please make sure that, I need to book my ticket in economy class.
user
Ok, may I know the name?
assistant
Sure, myself Eric Perez.
user
Sorry, there are no flights are available for your desired intent.
assistant
That's ok, no problem.
user
Thank you for reaching us.
assistant
Thank you for the information.
user