Hello.
user
Hello.
assistant
I am Deborah Scott.
user
 Deborah Scott, how may I assist you with today?
assistant
Please help me in booking my ticket from DEN to IAH?
user
Sure, I will help you. Please help me with your planned travel dates.
assistant
My travelling dates are Feb 15 and Feb 17.
user
Do you need a direct or connecting flight?
assistant
I need connecting flight.
user
Please let me know if you have any other preferences in your journey.
assistant
Can you please search for business class flight ticket.
user
Sure, I will check. Please allow me a minute of your time.
assistant
Ok, I will wait for your reply.
user
I am really sorry to inform you that there are no business class flights available.
assistant
Ok, fine thank you for checking.
user
Thank you for reaching us. Have a great day.
assistant