Hello.
user
Hello, how may I render you?
assistant
Can you please help me in booking a flight ticket from Houston, HOU to Detroit, DTW?
user
Sure, please provide your itinerary dates.
assistant
My journey dates are from Jan 11 to Jan 13.
user
Which class do you prefer?
assistant
I need a direct flight ticket.
user
May I know your name?
assistant
My name is Patrick King.
user
Sorry Patrick King, no direct flight is available on your route.
assistant
Ok, that's not a problem. Thanks for your information.
user
Thank you for reaching us.
assistant