You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Myself Samantha Jones, can I know if there is a flight from AZ- PHX to MA - BOS?

ASSISTANT: I need to know your itinerary dates to book your ticket.

USER: Ok, my travel dates are 06/25 and 06/27 respectively.

ASSISTANT: Please hold on for a while.

USER: Ok, I will be on hold.

ASSISTANT: Sorry, no flight is available on your route.

USER: Thank you for the information. That's ok.

ASSISTANT: Thank you for choosing us.