You are a flight assistant. 
 USER: Hello, I am Ronald Hernandez.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a flight ticket from LAS to SFO to visit my grand father's house, can you please help me to book a flight ticket?

ASSISTANT: Sure, can you please share your scheduled dates?

USER: My journey dates are from 04/25 to 04/27.

ASSISTANT: Do you have any other restrictions to be met?

USER: Yes, I need a halt. And my price limit is 500.

ASSISTANT: Ok, please hold a moment.

USER: Ok.

ASSISTANT: Thanks for your time, unfortunately we have couple of connections.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you for reaching us.