You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Will you help me in booking the flight ticket from PHL to DEN?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: My preferable journey dates are May 09 and May 11.

ASSISTANT: May I know your connection limit?

USER: I need a flight with single connection.

ASSISTANT: Do you have any other requirements?

USER: I prefer to travel in major cost airlines.

ASSISTANT: Ok, please share your name.

USER: Myself Dennis Jones.

ASSISTANT: Frontier airlines is having a flight with a ticket fare 100, shall I proceed booking?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket has been confirmed with the flight-1008 in a economy.

USER: Thank you for helping me.

ASSISTANT: Welcome, have a safe trip.