Hello.
user
Hello.
assistant
My name is Sarah Hall.
user
How can I help you today?
assistant
I am looking to book a flight ticket from DFW to ORD, can you help me for booking?
user
Sure, can you please share your trip dates?
assistant
My travelling dates are from 10/17 till 10/19.
user
Sorry, no flights are available on your route.
assistant
That's ok, thank you for checking.
user
Welcome.
assistant