You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: George Wilson here.

ASSISTANT: How may I help you today?

USER: Can you please aid me in booking a flight ticket from PHL to DEN?

ASSISTANT: May I know your travel dates here?

USER: My travel dates are June 28th and June 30th.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: Is there any specifications for you?

USER: I need a flight with single connection.

ASSISTANT: Frontier airlines is providing the connecting flight on this route. In economy class and fare of 100.

USER: Please reserve it.

ASSISTANT: May I know your good name for booking?

USER: I already mentioned above.

ASSISTANT: Your reservation is done with flight number 1023.

USER: Thank you.

ASSISTANT: Thank you.