Hi.
user
Hello, how may I help you?
assistant
Can you help me to book a flight from EWR to DTW?
user
Sure, can I have your trip dates?
assistant
My travelling dates are July 30 and Aug 01.
user
May I know your name please?
assistant
My name is Justin Nelson.
user
Do you have any preferences?
assistant
I prefer business class.
user
Sorry, no flights were available at this moment.
assistant
No issues, thank you for your time.
user
Thank you for reaching us.
assistant