You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Anthony Phillips.

ASSISTANT: How can I serve you?

USER: I am heading to MSP to meet my old friend in from Phoenix. Can you help me book a flight ticket within the price of 500?

ASSISTANT: May I Know when you want to travel?

USER: I need to fly on 08/08 and 08/10.

ASSISTANT: Please let me know your source airport code.

USER: I will start from PHX.

ASSISTANT: Do you have any other specifications?

USER: I need a single connection in my journey.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Thanks for waiting. We found a UA airline that matches your specifications.

USER: May I know the flight details?

ASSISTANT: Sure,flight number:1016 and the price is 200.

USER: Ok, proceed for booking with this airline.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for being helpful.

ASSISTANT: Thank you for consulting us.