Hi.
user
Hello, how may I aid you?
assistant
My name is Amy Parker. Please help me to book a flight ticket from IAD to ORD.
user
Sure, help me with the trip dates?
assistant
My trip dates are from Mar, 11 to Mar, 13.
user
Do you have any preferences for this trip?
assistant
I need to depart in the morning and I need a business class to fly.
user
Thank you for your details, we do not found any flights running in your desired routes.
assistant
No problem, thanks for your information.
user
Thank you for reaching us.
assistant