Hello.
user
Hello, How can I serve you today? May I know your good name?
assistant
I am Carol Adams planning to visit Washington on my vacation, can you book a ticket from HOU to DCA?
user
Sure, Can you provide me the travelling dates?
assistant
Sure, my travel dates are 09/29 and 10/01.
user
Ok, wait a while.
assistant
Ok.
user
Unfortunately, There are no flights found with your details.
assistant
Ok, thank you.
user
Thank you for choosing us.
assistant