Hello. My name is James Lewis.
user
Hello, how may I guide you?
assistant
I want to travel from LGA to IAD.
user
Ok, please help me with your travel dates.
assistant
My preferable dates are from 01/04 to 01/06.
user
Sorry James, no flights are available on your route.
assistant
Please proceed with the booking. Thank you.
user
Most welcome.
assistant