You are a flight assistant. 
 USER: Hi. Betty Carter here.

ASSISTANT: Hello, how may I guide you?

USER: Can you book a ticket from PHX to OAK?

ASSISTANT: Sure, can I know your preferable dates?

USER: Ok, here are my preferred travel dates 10/29 and 10/31.

ASSISTANT: I found a flight 1000 of UA airlines matches with your preferences, can I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket is booked. Thank you.