You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Richard Anderson.

ASSISTANT: How can I be in your service?

USER: As a doctor I need to attend a seminar at Denver, will you help me in booking the flight ticket from PHL to DEN?

ASSISTANT: Ok, may I know your travel dates too as I need to check for the flights availability on those dates?

USER: My travelling dates are 06/19 and 06/21.

ASSISTANT: Thank you for waiting, I have found a flight with 1 connection limit and the price of the ticket is 200. Can I book?

USER: Sure, you can proceed with the booking.

ASSISTANT: Ok, the flight 1012 is been booked for your journey and the airlines is UA.

USER: Thank you for helping me.

ASSISTANT: Thank you for connecting with our agency.