You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I assist you?

USER: I am Stephen Parker. Could you please book a flight ticket to Los Angeles, LAX from Denver, DEN?

ASSISTANT: Ok, may I know your travelling dates?

USER: My travelling dates are 08/16 and 08/18.

ASSISTANT:  Here is a connecting flight with fare 100 and 1002 as flight number. Shall I proceed with booking?

USER: Yes, proceed with the booking.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.