Dennis Lee here.
user
Hello. What can I do for you today?
assistant
I would like to visit to Washington to experience the most amazing view of Mount Rainier, so please help me in booking a ticket from BOS to IAD.
user
Sure, I would be happy to help you.Can you share your travelling dates?
assistant
The travel dates are from 12/20 to 12/22.
user
Please, give me a minute.
assistant
Ok fine.
user
I am sorry to say that there is no flight found on your details.
assistant
No problem, thank you for your help.
user
Thank you for contacting us.
assistant
Most welcome.
user