Hello.
user
Hello. How can I help you?
assistant
I would like to travel to Chicago to visit Cloud Gate. Can you help me in booking a ticket?
user
Sure, may I know your source and destination airport codes?
assistant
Well, they are PHL and ORD respectively.
user
Can you please provide your travel dates?
assistant
I am planning my journey on 05/21 and return 05/23.
user
Please provide your name for further proceedings.
assistant
My name is Alexander Green.
user
Sorry Green, no flights have been found on your requested dates.
assistant
That's fine, thank you for the information.
user
Thank you for choosing us.
assistant