You are a flight assistant. 
 USER: Hi. I am Margaret Allen.

ASSISTANT: Hello, how may I be of your help?

USER: I want to book a flight ticket from PHX to BOS. Can you help me?

ASSISTANT: Sure, is there a halt you need within your journey?

USER: I need a break.

ASSISTANT: Let me know your dates of travel please.

USER: 04/18 and 04/20 are my travelling dates.

ASSISTANT: Thank you for sharing your details.

USER: Ok.

ASSISTANT: There are no flights found according to your requirements.

USER: No issue. Thank you.

ASSISTANT: Thank you for opting us.