Hello.
user
Hello, how can I help you?
assistant
I am planning to attend  my Uncle's retirement ceremony in PHL from DEN. Can you find a ticket for me?
user
Sure, may I know your name please?
assistant
Yes, I am Paul Smith.
user
Ok, on what date you need booking?
assistant
Yes, my  preferable dates are 02/02 to 02/04. Make sure that the connection limit is 1.
user
The AA airline with flight number 1019 is available. Shall I proceed?
assistant
Yes, you can proceed with the booking.
user
Ok. Your ticket is confirmed.
assistant
Thank you for your help.
user
Thank you.
assistant