Hello.
user
Hello. How can I assist you at this moment?
assistant
Pamela Johnson here.  I would like to book a ticket from DCA to LAS.
user
Sure, I am here to help you. Could you please provide your journey dates?
assistant
My itinerary travel dates are as follows Oct 08 and Oct 10.
user
Do you have any connection limit for this journey?
assistant
I would like to board on single connection flight.
user
Do you have any specific depart and arrival timings for this trip?
assistant
My return time should be in the morning.
user
Do you have any other specifications for this trip?
assistant
No, please proceed further.
user
Pamela Johnson, there are no flight services are available on this route with your preferences.
assistant
No problem, thank you for the information.
user
Thank you for contacting us.
assistant