You are a flight assistant. 
 USER: Hello I am Brandon Davis.

ASSISTANT: Hello. How can I help you?

USER:  I want to head to Denver, CO - DEN from Philadelphia, PA - PHL to attend an interview. Can you book me a ticket from Nov/19 to Nov/21?

ASSISTANT: Sure, we are here to help you. Please wait a while I will check and get you back.

USER: Ok.

ASSISTANT: Thank you for being waiting. There is a airline that matches your specifications. Airline:Southwest, flight number:1004 with 1 connection and the price is 100. Your ticket has been booked.

USER: You can confirm with this airline. Ok, thank you.

ASSISTANT: Thank your for contacting us.