Hello,.
user
Hello, how can I assist you?
assistant
I am Christine Turner. I would to book a plane reservation. I would like to book a plane reservation.
user
Sure, help me with your journey details?
assistant
I need to travel from Washington DC-DCA to Charlotte NC-CLT.
user
Please provide me your journey dates?
assistant
My depart on Feb/3 and return on Feb/5.
user
OK, please wait I will revert you in a  while.
assistant
OK.
user
Thank you for waiting. Sorry, no flights are available on your requested dates.
assistant
Thank you.
user
Thank you for reaching us, have a good day.
assistant