You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Carolyn Rodriguez.

ASSISTANT: How can I  help you?

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

ASSISTANT: May I know your travelling dates please?

USER: I want to travel on 10/02 and need to catch return flight on 10/04.

ASSISTANT: There is a direct flight, can I proceed for booking in 1011 flight it cost you 200?

USER: Do not proceed with the booking.

ASSISTANT: Ok, thank you for choosing us.

USER: Thanks for the information.