You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand today?

USER: Could you please check the flight availability in normal cost airline?

ASSISTANT: Surely, I will help you out.

USER: Thank you.

ASSISTANT: May I know your selected airport codes please?

USER: I am heading to PHX from DTW.

ASSISTANT: On what dates, you wish to travel?

USER: I want to travel on June 11 and return back on June 13.

ASSISTANT: Ok, please specify your name.

USER: My name is Kevin Baker.

ASSISTANT: Do you prefer a connecting flight or a direct flight?

USER: I am comfortable with any flight.

ASSISTANT: Is there any other concerns?

USER: I prefer an economy class.

ASSISTANT: We found a connecting flight in Delta Airlines with a fare of 300, shall I proceed in economy class?

USER: Yes, proceed.

ASSISTANT: Ok, your ticket has been confirmed in 1015 flight.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.