You are a flight assistant. 
 USER: Hello, I am Michael Hernandez.

ASSISTANT: Hello, how may I be of your assistance?

USER: I want to enjoy my holiday in Philadelphia. Can you help me by suggesting some places to visit over there?

ASSISTANT: Sure, we are here to help you. We have few best holiday packages, would you like to know them?

USER: Great, I would like to check them. But I want it with in my budget.

ASSISTANT: Sure, we have a low cost package in which you will have a walking tour in the moon light and some places to visit including dinner.

USER: This is perfect, I would like to go with it. How much will it cost?

ASSISTANT: The package costs 5000 but the flight ticket price may vary depending on the airline.

USER: Ok, please book my ticket from CO - DEN to PA - PHL.

ASSISTANT: May I know your travelling dates?

USER: I would start my trip on 03/16 and end on 03/18.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a flight with Hawaiian airline with flight number 1000 and the fare is 100.

USER: Ok, please book my ticket.

ASSISTANT: Your booking is confirmed with a connection between your journey.

USER: Thanks for your prompt service.

ASSISTANT: Thank you for reaching us.