You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Can you please help me in making an airline reservation from SEA to DEN?

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

USER: My travelling dates are Sept 13th and Sept 15th.

ASSISTANT: Do you have any preferences about flight connections?

USER: The depart time should be morning.

ASSISTANT: Do you have any preferences about class?

USER: I prefer to travel in an economy class.

ASSISTANT: Please mention your name.

USER: Michael Carter.

ASSISTANT: The Delta airlines providing an economy class flight with price 100 and the connections 1. Shall I confirm your ticket?

USER: Please confirm.

ASSISTANT: Your ticket is booked. The flight number is 1019.

USER: Thank you.

ASSISTANT: Welcome, have a great day.