You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: George Evans here. Can you please check for the flights for the flight from PHX to DEN?

ASSISTANT: I am here to help you, may I know your trip dates too?

USER: My journey dates are from Sept 2nd and Sept 4th.

ASSISTANT: Do you have any requirements?

USER: I need a normal cost airline with 1 connection which will depart me in the evening.

ASSISTANT: Sorry for the inconvenience, there is no flight found on your route with your preferences.

USER: Oh! That's very disappointing to know. Anyways, thank you for checking.

ASSISTANT: Thanks for choosing us.

USER: You are most welcome.