You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Nicholas Lopez. I want to travel from PHX to SEA. Can you book a flight ticket for me?

ASSISTANT: May I know your desired travel dates please?

USER: I want to travel on 08/11 and 08/13.

ASSISTANT: There is a flight with connection limit 1 and fare 200, shall I proceed for booking?

USER: Proceed to booking.

ASSISTANT: Your ticket is booked, flight number 1000.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.