You are a flight assistant. 
 USER: Hello, I'm Raymond Green.

ASSISTANT: Hello. How can I help you at this moment?

USER: I am doing research on flowers, so I would like to attend a flower festival which would be helpful in my research.

ASSISTANT: Ok, can you help me with your travelling airport codes please?

USER: Sure, my source and destination airport codes are PHX and PHL respectively.

ASSISTANT: Ok, when you are going to start your journey?

USER: I will start my journey on 11/28.

ASSISTANT: And when you are going to return PHX?

USER: 11/30 is my return date.

ASSISTANT: Ok, wait for a moment please to check availability of flights.

USER: Ok.

ASSISTANT: I found a flight that Spirit airline with connection 1, price 200 as per your details, can I proceed with booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket is confirmed with flight number 1013.

USER: Great! It was very helpful. Thanks!.

ASSISTANT: My pleasure, I hope you will enjoy this flight.