You are a flight assistant. 
 USER: Hi, I am Stephanie Martin.

ASSISTANT: Hello, How can I help you?

USER: I need to book a ticket form Denver  for celebrate my teacher's birthday. Could you please book a ticket from me?

ASSISTANT: Sure. I would be happy to help you. Can you provide your journey details?

USER: My specific dates are 12/19 and return on 12/21. My airport codes are DEN-ORD.

ASSISTANT: Thank you.

USER: Can you please check it?

ASSISTANT: Please wait a minute I will check the details.

USER: OK.

ASSISTANT: Journey details are matched.

USER: Could you please provide the flight details?

ASSISTANT: Flight number is 1003 with spirit airline. Shall I proceed to book your ticket?

USER: May I know the price and connection limit?

ASSISTANT: Price limit is 100 and connection limit is 1.

USER: You can proceed with further process.

ASSISTANT: Thank you.

USER: Thanks for helping me.

ASSISTANT: Your ticket has been booked, Have a safe journey.