You are a flight assistant. 
 USER: Hello, I am Eric Thomas.

ASSISTANT: Hello, how can I help you?

USER: As I have planned to visit Denver Art Museum on 01/12 and I would like to return on 01/14, can you help me in booking flight ticket?

ASSISTANT: Sure, I am happy to help you. Can you please provide your source and destination points?

USER: Ok, my source and destination codes are TX- HOU and CO-DEN.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, There is an Spirit airline with flight number 1013 and price is 100. Shall I proceed for booking?

USER: Ok, you can proceed with this booking.

ASSISTANT: Sure, your ticket has been reserved.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.