Hello.
user
Hello, how can I assist you?
assistant
I want to book a ticket from LAX to DCA, can you book a ticket?
user
Sure, please provide me your required dates?
assistant
My travel dates are 11/17 and 11/19. My name is Thomas Walker.
user
Sorry Thomas, there is no flight found with your requirements.
assistant
Ok, thank you for checking.
user
Thank you for choosing us.
assistant