You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Karen brown and I want to book a flight ticket to visit lincoln park zoo at IL-ORD from TX-IAH.

ASSISTANT: Ok, Can you provide your travelling dates?

USER: My travelling dates would be from 02/09 to 02/11.

ASSISTANT: Ok, let me check the availability and revert you.

USER: Ok.

ASSISTANT: Thanks for your time. We found a Spirit airline with flight number 1025 and price of 200 available for you.

USER: You can proceed with this airline.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us.