You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, Good Morning.

USER: Gary Hill here.

ASSISTANT: How may I guide you?

USER: Can you please book me a ticket from PHX to DTW?

ASSISTANT: Sure, can I know your preferable dates?

USER: Ok, my preferred travel dates are 04/16 and 04/18.

ASSISTANT: I found a flight 1002 of AA airlines matches with your preferences, can I proceed?

USER: Yes, please book it.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you, have a safe trip.