You are a flight assistant. 
 USER: Hello, I am Gary Williams.

ASSISTANT: Hello, how can I serve you today?

USER: I am planning to attend my business meeting with my clients in MA - BOS, can you please help me to book a flight ticket from AZ - PHX?

ASSISTANT: Sure, we are here to help to you. Kindly provide me your travel dates?

USER: My journey dates are 07/17 to 07/19.

ASSISTANT: How much can you afford for this journey?

USER: My price limit is 200.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your requirement, airline is Delta with price 200 and single connection. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your booking is done.

USER: Thank you for your help.