Hello.
user
Hello. How may I aid you?
assistant
I am Michelle Allen, I want to book a flight ticket to SFO from IAD.
user
Sure, I am here to help you. Could you please share your travelling dates to search a flight?
assistant
Sure, my travelling dates are 06/19 and 09/21.
user
Please wait for a moment.
assistant
Ok.
user
Sorry, there is no flight as per your requests.
assistant
Not an issue, anyway thank you for the help.
user
Thank you for choosing us.
assistant