You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jason Miller.

ASSISTANT: How can I aid you today?

USER: I need a flight with 1 stop over, can you find a flight and reserve a ticket for me please?

ASSISTANT: Sure, I will help you in booking. Can you please help me with your travel dates?

USER: My preferable trip dates are from 05/15 till 05/17.

ASSISTANT: Ok, may I know your airport codes?

USER: My origin airport and destination airport are PHX and DTW.

ASSISTANT: Please hold on for a while. Flight 1021 in Delta airlines is available for you with 1 connection. Shall I proceed?

USER: Please proceed with it.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Welcome, have a safe flight.