You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you today?

USER: I am Donald Edwards. I am planning to give surprise my friend on her birthday at Detroit, DTW. Can you please book a ticket for me?

ASSISTANT: Sure, may I know your source point?

USER: Origin code is Chicago, ORD.

ASSISTANT: Ok, please share your journey dates.

USER: Trip dates are 01/14 to 01/16.

ASSISTANT: OK, please wait for a while.

USER: Sure.

ASSISTANT: We are glad to tell you that, we found a flight in Delta airline with a halt and the cost is 100. Can I proceed?

USER: You can proceed.

ASSISTANT: Sure, your ticket has been confirmed and the flight number is 1016.

USER: Thank you.

ASSISTANT: Thank you for opting us.