You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in booking a flight ticket from DCA to PHX?

ASSISTANT: May I know your desired travel dates please?

USER: I would like to fly on Jan 11 and return on Jan 13.

ASSISTANT: Can I know your name please?

USER: Myself Mark Campbell.

ASSISTANT: Do you have any specifications?

USER: I need a single connection.

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

USER: You can proceed to booking.

ASSISTANT: Your ticket is booked, flight number 1002 with Frontier Airlines, departure time is 3:00 hours and arrival time is 22:00 hours.

USER: Thank you.

ASSISTANT: Thank you for opting us.