Hello, my name is Jeffrey Lewis.
user
Hi. How can I help you?
assistant
I am planning to attend my brother's marriage in Chicago, IL-ORD. Please help me to search the flight ticket.
user
Sure, please provide me your details .
assistant
My travelling dates are 02/25 and 02/27. The origin airport code is SFO.
user
I am sorry, I cannot find any flight on your request.
assistant
Its ok, thank you for the information.
user
Thank you.
assistant