You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I be of your help?

USER: I am Christine Collins. I want to book a  flight ticket from CA-LAX to MN-MSP . Can you help me?

ASSISTANT: Sure, we are happy to help you.

USER: Thank you.

ASSISTANT: On what dates you want me to make the reservation?

USER: 05/12 and 05/14 are my travelling dates.

ASSISTANT: Do you have any other specifications?

USER: I need a flight ticket within 500.

ASSISTANT: Ok, please wait a moment I will search best flight for you.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a Spirit airline matching your specifications with single connection and the flight number-1022.

USER: You can reserve it.

ASSISTANT: Your ticket has been confirmed and the fare 100.

USER: Thank you.

ASSISTANT: You're welcome. Thank you.