You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you today?

USER: Virginia Garcia here. Please help me out in booking the ticket from PHX to PHL.

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: My trip dates will be Nov 16 to Nov 18.

ASSISTANT: May I know your class preferences?

USER: I am ok with both the classes.

ASSISTANT: Thanks for your information, please wait a moment.

USER: I want direct flight, so please check for it.

ASSISTANT: I am really sorry, there is no direct flight running on your route.

USER: Ok, thank you for checking.

ASSISTANT: Thanks for choosing us, have a good day.