Hello Donald Baker here.
user
Hello, how can I help you?
assistant
I want to attend to my aunt house after a long time at Washington, DC - IAD, can you assist me for booking a ticket?
user
Sure, can you please provide me with your source point and travelling dates?
assistant
From Detroit, MI - DTW on 04/17 to 04/19.
user
OK, please give me a minute I will check and revert you.
assistant
Sure.
user
Thank you for waiting, sorry to inform you that there was no flight found with your details.
assistant
Thank you for your service.
user
Have a nice day.
assistant