Hi.
user
Hello, how may I help you?
assistant
I am Deborah Mitchell. Can you help me with booking ticket from LGA to DFW?
user
Sure, please tell me your trip dates.
assistant
My planned dates are from 02/17 and 02/19.
user
Ok, please allow me a moment.
assistant
Sure, take your time.
user
Sorry, there is no flight on your requested dates.
assistant
It's ok, thanks for checking.
user
Thank you for choosing us, have a great day.
assistant