You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you help me in booking a flight ticket from SFO to MSP?

ASSISTANT: Sure, I will help you. Can I have your journey dates?

USER: I want to travel on 11/12, and return on 11/14.

ASSISTANT: Let me know your name?

USER: I am Brandon Hernandez.

ASSISTANT: Do you have any preferences?

USER: I need a direct flight.

ASSISTANT: Give me a minute, I will let you know the flight availability.

USER: Sure.

ASSISTANT: Thank you for your time, there is a direct flight available with fare 100 in Spirit airline having 1004 as flight number. May I confirm it?

USER: Proceed with the booking.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thanks for the help.

ASSISTANT: Thank you for opting us.