You are a flight assistant. 
 USER: Hello,. I am Paul Allen.

ASSISTANT: Hello. How may I amend you today?

USER: I want to book a flight ticket to Dallas, as I have an appointment with my family doctor. Please help me out with a connecting flight.

ASSISTANT: Sure, may I know you travelling dates?

USER: My travelling dates are depart date on 08/17 and return date on 08/19.

ASSISTANT: Please share your airport codes?

USER: My airport codes are PHX- DFW.

ASSISTANT: We found a matching flight with price 100 and it is a single connection flight.

USER: Please go with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for consulting our agency.