You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Richard Davis.

ASSISTANT: How may I help you?

USER: I am planning to travel Denver on basis of writing an exam, can you book a flight ticket from PHL to DEN?

ASSISTANT: Ok, please tell me your travelling dates.

USER: Yes, I am planning to move on 03/26 and return back on 03/28.

ASSISTANT: Ok, please allow me a moment.

USER: Sure.

ASSISTANT: The Spirit airline with flight number 1016 is available having price as 100 and connection as 1.

USER: Yes, I am happy to travel in that flight, please proceed with booking.

ASSISTANT: Ok, your reservation is confirmed.

USER: Thank you so much for your great service.

ASSISTANT: My pleasure, have a great day.