Hi.
user
Hello. How may I aid you today?
assistant
I am Ruth Clark. I would like to book a ticket from ORD to IAD, can you help me?
user
Sure, I am here to help you out. Please provide me your trip dates.
assistant
My travel dates are 07/28 and 07/30.
user
Ruth Clark, Sorry for inconvenience caused. I didn't find any flight with your travel dates.
assistant
No problem, thanks for checking.
user
Thank you for reaching us.
assistant