Hi.
user
Hello.
assistant
Daniel Rodriguez here.
user
How can I aid you at this moment?
assistant
I would like to book a ticket from SEA to PHL, can you help me with that?
user
 Sure, I am here to help you. May I know when your are willing to travel?
assistant
The travel dates are from 05/02 to 05/04.
user
Do you need connecting flight?
assistant
Connection limit is 1.
user
 Please wait for a while.
assistant
Ok.
user
Sorry Daniel Rodriguez, no flights found on your requested travelling dates.
assistant
That's ok, thank you for your help.
user
Thank you for choosing us, have a nice day.
assistant