Hi.
user
Hello. How can I help you?
assistant
I want to book a ticket from IAD to DTW, can you help me?
user
Let me know your travelling dates.
assistant
My travel dates are Oct 15 and 17.
user
Do you have any preference?
assistant
I prefer a connecting flight.
user
Can I know your name?
assistant
I am Samantha Young.
user
Sorry, no flights found for your travelling dates. Thank you.
assistant
No problem, thanks for checking.
user