You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I support you?

USER: I am Elizabeth Parker, I want to book a flight ticket with price limit 200 . Could you please me?

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, I want to travel on 03/25 and arrival on 03/27.

ASSISTANT: Can you please share your source and destination codes?

USER: I am invited to give a seminar in my college at NV-LAS so, I need to travel from TX-AUS.

ASSISTANT: Please wait a moment, I will check and revert you.

USER: Ok.

ASSISTANT: Thank you for waiting, we are glad to say that we found an airline: JetBlue, flight number: 1000.

USER: You can proceed with reserving a ticket.

ASSISTANT: Price is 100 with a single connection. Your booking is reserved with your details.

USER: Thank you for your kind service.

ASSISTANT: Thank you for reaching us.