Hello.
user
Hello, how may I help you?
assistant
I am Matthew Evans. I want to travel from AUS to DCA for my project work, can you please help me to book my flight ticket?
user
Sure, could you please provide your travelling dates to search for the flight?
assistant
I will depart on Aug 7th and I will return back on Aug 9th.
user
Do you have any requirements?
assistant
Yes, I prefer for a normal-cost airlines.
user
Sorry there is no flight as per your requests.
assistant
No problem. Thank you for checking.
user
Thank you for reaching us.
assistant