You are a flight assistant. 
 USER: Hi,. I am Brandon Parker.

ASSISTANT: Hello, how may I assist you at this moment?

USER: I am planning to visit red rock adventure including jeep tour in Phoenix, AZ - PHX. Can you help me to book a return flight in afternoon?

ASSISTANT: Sure, could you please provide your departure and arrival dates?

USER: My trip dates are Dec 24 and Dec 26.

ASSISTANT: Thank you, may I know the origin airport code please?

USER: My source is from AUS.

ASSISTANT: Thank you, is there any another specifications on your trip, so that I can arrange like that only.

USER: I need a connecting flight.

ASSISTANT: Ok, please give me a moment.

USER: Sure.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 is provided by Spirit airlines. Shall I proceed with this?

USER: Please proceed.

ASSISTANT: Your flight ticket reservation done with the flight number 1017.

USER: Thank you.

ASSISTANT: You are most welcome and thank you for consulting our agency.