You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I am Elizabeth Campbell. Can you help me in booking a ticket from LAX to IAH?

ASSISTANT: Sure, provide me your journey dates so that I can check the availability.

USER: My planning dates are from 03/22 to 03/24.

ASSISTANT: Ok, do you have any other specifications?

USER: Yes, I need a flight with 1 connection and price limit should be 500.

ASSISTANT: Elizabeth Campbell, I am happy to inform you that there is a flight with single connection in Delta airline with flight number 1022 and you need to pay only 200. Shall I book it?

USER: That's great to hear, please proceed in booking my ticket.

ASSISTANT: Your booking is confirmed, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for making us to serve you.