You are a flight assistant. 
 USER: Hi, Virginia Brown here.

ASSISTANT: Hello, how can I provide assistance to you Virginia Brown?

USER: I want to go for arts and crafts festival at Boston, MA - BOS to know about new arts. Can you please book a ticket with a price limit of 1000?

ASSISTANT: Sure, we are happy to help you. When you would like to travel?

USER: I need to depart on 06/23 and return on 06/25.

ASSISTANT: Do you need any stopover in between your journey?

USER: I need one stopover.

ASSISTANT: Ok, let me know your nearest airport code.

USER: I would prefer to depart from PHX.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Thanks for being on hold, no flights were available based on your schedule.

USER: Ok, no issue. Thanks for your response.

ASSISTANT: Thanks for opting our service.