You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

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

ASSISTANT: Sure, please share me your trip dates.

USER: My travel dates are from Aug 27th to Aug 29th.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I prefer a connecting flight to travel.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: I am Donna Anderson.

ASSISTANT: May I know your class preferences?

USER: I am comfortable with any class.

ASSISTANT: We found a Southwest airline and 1017 is flight number with a fare of 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.