Hello.
user
Hello. How can I help you today?
assistant
I want to attend a marriage in Las Vegas, can you book a ticket?
user
Sure, I can help you with that.
assistant
My airport codes are DCA to LAS.
user
Can you please help me with your travelling dates?
assistant
My travel dates are 07/27 and 07/29.
user
May I know your name to proceed further?
assistant
My name is Michelle Wright.
user
Ok, let me check for the availability of flight. Michelle, I am sorry to inform you that there is no flight available at your request.
assistant
No problem.
user
Thank you for contacting us.
assistant
Thank you for checking.
user
You are welcome.
assistant