You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Virginia Perez. I need to book a flight ticket from PHX to SFO, can you please help me for booking?

ASSISTANT: Sure, can you please share your budget for ticket?

USER: I can pay up to 5000.

ASSISTANT: Do you need any stopover in between journey?

USER: I need a connecting flight.

ASSISTANT: Please specify your scheduled dates of travelling?

USER: I would like to travel on 01/04 to 01/06.

ASSISTANT: Ok, please hold a moment.

USER: Sure, make it fast.

ASSISTANT: Thanks for your time, unfortunately no flight found on that day.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for availing us.