Hi.
user
Hello, How can I serve you?
assistant
I want to book a ticket from DEN to LGA, can you help me?
user
Sure, May I know the journey dates?
assistant
My travel dates are Sept 19 and 21.
user
Do you have any connection limit?
assistant
I prefer a connecting flight.
user
Is there any other requirements?
assistant
I want to depart in the evening.
user
May I know your name?
assistant
I am Dennis Jackson.
user
Sorry, No flights found with your preferable dates.
assistant
No problem, thanks for checking.
user
Thank you for opting us.
assistant