Hello.
user
Hello. How may I help you today?
assistant
Please help me to book a flight ticket from DFW to DCA.
user
Ok, I am here to help you with that. Can I know your planned trip dates?
assistant
Oct, 24 and Oct, 26 are my trip dates.
user
May I know your good name?
assistant
Kathleen Harris here.
user
Ok, please wait for a minute.
assistant
Sure.
user
Sorry to say that, there are no flights available based on your travelling dates.
assistant
That's ok, thank you for the information.
user
Thank you for your help. Thank you for reaching us.
assistant