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

ASSISTANT: Hello, how can I help you?

USER: I have a plan to visit my niece house on her birthday in Houston, TX - IAH. Can you please book me a flight ticket under the price of 500?

ASSISTANT: Sure, can you please help me with your journey dates and origin point?

USER: Sure, I intend to start from Phoenix, AZ - PHX. My journey dates are on 10/12 to 10/14.

ASSISTANT: Thank you for your information. A flight is found in spirit airline with single connection. Shall I proceed with it?

USER: Sure, you can proceed.

ASSISTANT: Your ticket is confirmed in flight number 1026. Thank you for opting us.

USER: Ok, Thanks for your help.