You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Mark Thompson. I would like to book a ticket from JFK to DEN, can you please help me out?

ASSISTANT: May I know your desired travel dates please?

USER: I am travelling on these dates September 19th and 21st.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: Ok, you can proceed.

ASSISTANT: Your ticket is booked, flight number 1010.

USER: Thank you for your services.

ASSISTANT: Thank you for opting us.