Hello.
user
Hello. How may I assist you today?
assistant
Please help me to book a flight ticket from DEN to DCA.
user
Sure, may I know your travelling dates?
assistant
I will start on Nov, 18 and return on Nov, 20.
user
May I know your name?
assistant
Linda Wilson here.
user
Do you need any specifications?
assistant
I am looking for connecting flight.
user
Sorry, there are no flights found on given dates.
assistant
That's ok, thank you for the information.
user
Thank you for reaching our service.
assistant