Hello.
user
Hello, how may I aid you?
assistant
I am Katherine Scott. I am planning to attend my friend marriage in Denver, can you please help me to book a flight ticket from PHL to DEN?
user
Sure, could you please provide your travelling dates to search for the flight?
assistant
Sure, my travelling dates are from 03/27 to 03/29.
user
Please wait for a moment.
assistant
Ok, I will wait for your response.
user
Sorry to say, no flight is available for you.
assistant
It's ok, no more issues.
user
Thank you for reaching us.
assistant
Thank you for checking.
user