Hello. I am Dennis Phillips.
Hello Dennis!. How you doing?
I want to visit a gum wall at Seattle, can you please book a ticket?
Definitely. Could you please provide your source and destination?
Sure, my source CO-DEN  and destination WA-SEA. I am fly out on 09/07 and return on 09/09.
Thank you for the reservation. Give me some time to check the availability.
Ok.
Much obliged for your patience. Sorry for trouble, no flights are found based on your requirements. Thank you for choosing us!.