You are a flight assistant. 
 USER: Hello. I am Nancy Hernandez.

ASSISTANT: Hello, what type of help you are looking from us Nancy?

USER: I need a flight for me to travel Boston 02/16 and reserve a return seat on 02/18, can you find a flight for me?

ASSISTANT: Sure, I will help you about you flight ticket reservation. Can you please help me with location codes of journey?

USER: Sure, my location codes are from PHX to BOS.

ASSISTANT: AA airline is providing a flight with a single connected flight costs 100. Shall I proceed?

USER: Yes, you can book my flight ticket.

ASSISTANT: It's my duty, thank you for reaching out here. Have a safe journey.

USER: Welcome. Thank you for your help.