Hello.
user
Hello, how may I be of your helping hand today?
assistant
I am planning to book a ticket from DEN to LAS to attend seminar, can you help me in booking?
user
Sure, we will help you in booking. Can you please provide your journey dates?
assistant
I am departing on Apr 15 and return on Apr 17.
user
Do you prefer business or economy class in your journey?
assistant
I am ok with any class.
user
In which airlines would you like to book your flight ticket?
assistant
I want  a flight with normal-cost airline.
user
Do you prefer any way station in between journey?
assistant
I need a flight with connection limit 1.
user
Is there any more specifications?
assistant
I want to return in afternoon time.
user
May I know your good name please?
assistant
My name is Pamela Walker.
user
Thank you for your details, please wait for a while.
assistant
Sure, take your time.
user
Sorry to inform you that, we did not find any flights matching your requirements.
assistant
That's ok, thank you for your information.
user
Thank you for choosing our services.
assistant