You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your service today?

USER: Can you help me to book a flight ticket in my preferable travel dates Apr, 23 and Apr, 25?

ASSISTANT: Please share me your source and destination codes.

USER: DTW and PHX are my airport codes.

ASSISTANT: Do you have any other specifications?

USER: No, thanks.

ASSISTANT: Please help me with your name for booking.

USER: My name is Robert Perez.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 with flight number 1005. Shall I proceed with this flight?

USER: Please proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Most welcome.