You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Paul Green.

ASSISTANT: How can I aid you for the day?

USER: I want to reserve a flight ticket to round trip to Las veges to meet my grandmother.

ASSISTANT: Ok.

USER: Will you help me with booking a ticket?

ASSISTANT: Sure, I will help you. Can I have your airport code please?

USER: Sure, airport code is LAS.

ASSISTANT: Help me with your travel dates please.

USER: I want to depart on 01/03 and return on 01/05.

ASSISTANT: Do you have any restriction on price?

USER: My price limit is 5000.

ASSISTANT: Please standby.

USER: Ok.

ASSISTANT: Thanks for waiting, Spirit airline flight with single connection and 1005 number was available on your dates. Shall I proceed with booking?

USER: Proceed.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us.