You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Linda Allen. I want to attend a business meeting at Phoenix. So can you book a ticket from LAS to PHX. My journey dates are from 04/16 to 04/18.

ASSISTANT: Ticket price limit ?

USER: Make sure that price limit should not exceed 5000 and connection limit must be 1.

ASSISTANT: No flights found.

USER: Ok, thank you.

ASSISTANT: Thanks.