You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am Alexander Allen, can you help me with booking ticket from PHX to BOS?

ASSISTANT: Sure, I will help you with this. Can you please provide your journey dates?

USER: Ok, my trip dates are 02/11 and 02/13.

ASSISTANT: Do you have any specifications for this trip?

USER: Ok, price limit is 200.

ASSISTANT: Wait a moment please.

USER: Sure, get back with the flight availability.

ASSISTANT: AA airlines with connecting flight is available on this route with a ticket fare of 100, shall I book your ticket?

USER: Yes, please.

ASSISTANT: Alexander Allen, your ticket is booked in flight number 1007.

USER: Thanks for your help.

ASSISTANT: Thank you and have a safe journey.