You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I render you at this moment?

USER: Please book a ticket from New York, NY-LGA to Phoenix, AZ-PHX.

ASSISTANT: Sure, can you please mention the dates of your journey?

USER: Departure is by 01/26 and will return on 01/28.

ASSISTANT: Please let me know if you need a connecting flight in between your journey routes.

USER: Connections limit is 1.

ASSISTANT: May I know your budget limit?

USER: Price limit is 500.

ASSISTANT: Could you please let me know your name?

USER: I am Barbara Nelson.

ASSISTANT: Please wait for couple of minutes.

USER: Sure.

ASSISTANT: Sorry, there were no flights found on your route.

USER: Thanks.

ASSISTANT: Thank you for availing us.