You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to travel from DEN to IAD as a holiday trip. Can you do the reservation?

ASSISTANT: Ok, let me know your travelling dates.

USER: My journey dates are 08/25 and 08/27.

ASSISTANT: Ok, now I need your name to do your reservation.

USER: Benjamin Smith here.

ASSISTANT: There is a connecting flight-1003 on Spirit airlines, is it fine for you?

USER: Yes, Please do the booking.

ASSISTANT: Ok, ticket has been confirmed on your name.

USER: Thank you.

ASSISTANT: Thanks for opting us, have a safe journey.