Hello.
user
Hello. How can I  help you?
assistant
I am Dorothy Rodriguez, can you help me to book my flight ticket to IAH from LGA in the month of January?
user
Your travelling dates please?
assistant
My travelling dates are 01/19 and 01/21.
user
I am sorry no flights found on your route.
assistant
Not a problem, anyways thank you for the information.
user
Thank you for choosing us.
assistant