Hello, I am Carolyn Perez.
user
Hello, how may I assist you?
assistant
Can you book a ticket from IAD to PHL?
user
Sure, may I know your travel dates please?
assistant
I am planning to start on 09/21 and return back on 09/23.
user
Ok, hold on for a moment. Let me check the best flight for you. I found a flight for you with Spirit airline and it costs you 300. Shall I proceed?
assistant
Make sure that price not exceeding 200.
user
Sorry Perez, there are no flights available with the cost of 300.
assistant
No issues. Thank you for checking.
user
Welcome, thank you for choosing us.
assistant
You are welcome.
user