You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Please help me out in booking the ticket from DTW to DEN.

ASSISTANT: May I know your trip dates?

USER: My trip dates will be 11/29 to 12/01.

ASSISTANT: Please give me a moment to check for available flights.

USER: Ok.

ASSISTANT: Spirit airlines with flight 1007 is providing service on your planned dates and ticket costs you 200 in economy class.

USER: Please proceed further.

ASSISTANT: May I know your name?

USER: Margaret Garcia is my name.

ASSISTANT: Garcia, your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for approaching us.