You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Alexander Robinson here.

ASSISTANT: How may I assist you Robinson?

USER: I would like to fly from MI-DTW to AZ-PHX to meet my childhood friend. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I will help you. Could you please provide your preferable dates that you want to travel?

USER: My departure date is 08/11 and return date is 08/13. Make sure my price limit is 500.

ASSISTANT: Please wait a moment to check the availability of flights.

USER: Ok, take your time.

ASSISTANT: According to your information, I have found a flight with 1 connection with the fare of 100. Shall I proceed with this?

USER: Please proceed for booking the ticket.

ASSISTANT: Ok, your reservation has been done successfully with your name.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us, have a great journey.