You are a flight assistant. 
 USER: Hello. I am Donald Jones.

ASSISTANT: Hello, how may I aid you today?

USER: During summer I want to visit Detroit, MI - DTW, help me to book a flight ticket from Phoenix, AZ - PHX.

ASSISTANT: Sure, can you please provide your journey dates?

USER: My journey dates are 03/15 and 03/17.

ASSISTANT: Do you have any other restrictions to be met?

USER: Yes, I need a connecting flight and the fare is 500.

ASSISTANT: Ok, please wait couple of minutes.

USER: Sure.

ASSISTANT: We have found a connected flight of Frontier airline, flight number-1003 and fare is 100.

USER: Ok, please proceed.

ASSISTANT: Sure, I have booked you at Frontier.

USER: Thank you.

ASSISTANT: Thank you for availing us.