You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Could you help me in booking a flight ticket from PHL to DEN?

ASSISTANT: Sure, we are mirthful to assist you in booking. Please share your name.

USER: My name is Brandon Wright.

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I will start on Feb 21, return on Feb 23.

ASSISTANT: Are you okay with connecting flight or you need a direct flight?

USER: I need a connecting flight.

ASSISTANT: Would you like to avail any benefits for the comfort of your journey?

USER: No.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found an economy class ticket providing by Frontier airline with the flight number-1012 and the fare 200, shall I book the direct flight?

USER: Ok, proceed to booking.

ASSISTANT: Your flight booking is confirmed and ticket has been emailed.

USER: Thank you.

ASSISTANT: It's pleasure to serve you.